Instructables: exploring - technology - science - popular http://www.instructables.com Thu, 30 Jul 2015 16:39:31 PDT BLOX v1.01 How to add 6 extra pins to your Arduino with no extra hardware http://www.instructables.com/id/How-to-add-6-extra-pins-to-your-Arduino-with-no-ex/
How to add 6 extra pins to your Arduino with no extra hardware - More DIY How To Projects]]> http://cdn.instructables.com/FW5/EMZR/G0AMJ6YR/FW5EMZRG0AMJ6YR.SQUARE2.jpg http://cdn.instructables.com/FW5/EMZR/G0AMJ6YR/FW5EMZRG0AMJ6YR.SQUARE.jpg http://cdn.instructables.com/FW5/EMZR/G0AMJ6YR/FW5EMZRG0AMJ6YR.SMALL.jpg baharini Hello, this is my second Instructable so please bear with me. I am going to tell you how to get 6 extra Arduino digital pins. I discovered this by playing with the Arduino IDE and tried setting up a LED on pin 14 (which does not exist on the board) And guess what? Analog pin 0 is pin 14! How to ge...
By: baharini

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Sun, 4 Oct 2009 06:27:55 PDT
Physics Project: Mini Electric Motor Boat http://www.instructables.com/id/Physics-Project-Mini-Electric-Motor-Boat/ http://cdn.instructables.com/FEX/6XNF/G43EG7TV/FEX6XNFG43EG7TV.SQUARE2.jpg http://cdn.instructables.com/FEX/6XNF/G43EG7TV/FEX6XNFG43EG7TV.SQUARE.jpg http://cdn.instructables.com/FEX/6XNF/G43EG7TV/FEX6XNFG43EG7TV.SMALL.jpg bassclarinet23 For physics, I had to construct a boat that would successfully race down a 3m PVC track. We had limits on the dimensions, as well as the total voltage of the battery. The boat is really ugly, but it is fully functional. I attempted to model it after a catamaran, but it was no where near being the fa...
By: bassclarinet23

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Sun, 10 Jan 2010 09:49:01 PST
How to make a powerful water battery http://www.instructables.com/id/How-to-make-a-powerful-water-battery/
How to make a powerful water battery - More DIY How To Projects]]> http://cdn.instructables.com/FLX/LEB2/FT7PUEIA/FLXLEB2FT7PUEIA.SQUARE2.jpg http://cdn.instructables.com/FLX/LEB2/FT7PUEIA/FLXLEB2FT7PUEIA.SQUARE.jpg http://cdn.instructables.com/FLX/LEB2/FT7PUEIA/FLXLEB2FT7PUEIA.SMALL.jpg JimJong In this Instructable I will explain how to make a powerful battery that runs on rain water! This battery is environmentally friendly because it can run on rain water.It still needs the metals. Distilled water will NOT work, it has to be conductive. Whenever it runs out of power you just have to drai...
By: JimJong

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Sat, 18 Apr 2009 02:05:04 PDT
Desktop Michelson-Morely Interferometer http://www.instructables.com/id/Desktop-Michelson-Morely-Interferometer/
Desktop Michelson-Morely Interferometer - More DIY How To Projects]]> http://cdn.instructables.com/FOZ/2TBJ/G5FR58RB/FOZ2TBJG5FR58RB.SQUARE2.jpg http://cdn.instructables.com/FOZ/2TBJ/G5FR58RB/FOZ2TBJG5FR58RB.SQUARE.jpg http://cdn.instructables.com/FOZ/2TBJ/G5FR58RB/FOZ2TBJG5FR58RB.SMALL.jpg jrcgarry Over the years I've had to measure some unusual processes in systems, and one of the most common 'tough' problems has been the measurement of displacement. For mm-scale motion I've used mice (mechanical and optical) to record movement, but I once found myself needing to record nanometric scale displ...
By: jrcgarry

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Sun, 7 Feb 2010 21:58:28 PST
Tooth Phonograph! http://www.instructables.com/id/Tooth-Phonograph/
Tooth Phonograph! - More DIY How To Projects]]> http://cdn.instructables.com/FJ0/DKI0/IC7HMHIJ/FJ0DKI0IC7HMHIJ.SQUARE2.jpg http://cdn.instructables.com/FJ0/DKI0/IC7HMHIJ/FJ0DKI0IC7HMHIJ.SQUARE.jpg http://cdn.instructables.com/FJ0/DKI0/IC7HMHIJ/FJ0DKI0IC7HMHIJ.SMALL.jpg The Oakland Toy Lab Teeth aren't just for chomping anymore! Now you can hear Miles Davis with your molars and The Cure with your canines. With only a few basic supplies, you can tap into the physical grooves of records as they vibrate your jaw, playing music and resonating inside your head. Never before have record sto...
By: The Oakland Toy Lab

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Fri, 17 Jul 2015 15:00:50 PDT
Leyden Jar Array for Tesla Coils http://www.instructables.com/id/Leyden-Jar-Battery-for-Tesla-Coils/
Leyden Jar Array for Tesla Coils - More DIY How To Projects]]> http://cdn.instructables.com/F8T/E3OM/FYTCI55T/F8TE3OMFYTCI55T.SQUARE2.jpg http://cdn.instructables.com/F8T/E3OM/FYTCI55T/F8TE3OMFYTCI55T.SQUARE.jpg http://cdn.instructables.com/F8T/E3OM/FYTCI55T/F8TE3OMFYTCI55T.SMALL.jpg Mr. Apol A number of people have asked how I made the Leyden jar array used with the "Tabletop Tesla Coil." In this separate Instructable I offer a detailed explanation of how the battery was made and what it can do.Historical footnote: Ben Franklin created the term "Leyden battery" to describe grouping...
By: Mr. Apol

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Tue, 6 Oct 2009 11:16:21 PDT
NOAA Satellite Signals with a PVC QFH Antenna and Laptop http://www.instructables.com/id/NOAA-Satellite-Signals-with-a-PVC-QFH-Antenna-and-/
NOAA Satellite Signals with a PVC QFH Antenna and Laptop - More DIY How To Projects]]> http://cdn.instructables.com/FR5/JKBW/IBW26YGL/FR5JKBWIBW26YGL.SQUARE2.jpg http://cdn.instructables.com/FR5/JKBW/IBW26YGL/FR5JKBWIBW26YGL.SQUARE.jpg http://cdn.instructables.com/FR5/JKBW/IBW26YGL/FR5JKBWIBW26YGL.SMALL.jpg kkingsbury This instructable covers everything you'll need to get started in being able to receive the APT (Automatic Picture Transmission) signals from the NOAA Satellites (NOAA-15, 18, and 19) flying overhead (and can be a foundation for listening to other satellites as well). It all starts with a simple SDR...
By: kkingsbury

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Thu, 9 Jul 2015 17:04:36 PDT
How To Copper Electroform A Ring http://www.instructables.com/id/How-To-Copper-Electroform-A-Ring/
How To Copper Electroform A Ring - More DIY How To Projects]]> http://cdn.instructables.com/FUZ/ATRU/IBW230YG/FUZATRUIBW230YG.SQUARE2.jpg http://cdn.instructables.com/FUZ/ATRU/IBW230YG/FUZATRUIBW230YG.SQUARE.jpg http://cdn.instructables.com/FUZ/ATRU/IBW230YG/FUZATRUIBW230YG.SMALL.jpg PinealVisionJewelry As some of you may know I am creating a blog series dedicated to my learnings of copper electroforming. My last post talked about the supplies you will need to get started so if you're new to this you should check that out. If you already have your supplies then just ignore it or use it as a referen...
By: PinealVisionJewelry

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Thu, 9 Jul 2015 06:13:43 PDT
How to EASILY Anodize Titanium at Home (2 Methods) http://www.instructables.com/id/How-to-EASILY-Anodize-Titanium-at-Home-2-Methods/
How to EASILY Anodize Titanium at Home (2 Methods) - More DIY How To Projects]]> http://cdn.instructables.com/F1R/WWTQ/IBOWZG4U/F1RWWTQIBOWZG4U.SQUARE2.jpg http://cdn.instructables.com/F1R/WWTQ/IBOWZG4U/F1RWWTQIBOWZG4U.SQUARE.jpg http://cdn.instructables.com/F1R/WWTQ/IBOWZG4U/F1RWWTQIBOWZG4U.SMALL.jpg ProjectPlace Titanium anodizing is an extremely cool and rewarding project that is very easy to do at home. Anodizing is used industrially for enhanced corrosion resistance on metals like aluminum. Anodizing is also used as a decorative process for titanium jewelry as a wide range of colors can be achieved.If ...
By: ProjectPlace

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Sat, 4 Jul 2015 14:19:25 PDT
Straw Rockets http://www.instructables.com/id/Straw-Rockets-or-Strawkets/
Straw Rockets - More DIY How To Projects]]> http://cdn.instructables.com/F0E/GVMT/IBV0FC9R/F0EGVMTIBV0FC9R.SQUARE2.jpg http://cdn.instructables.com/F0E/GVMT/IBV0FC9R/F0EGVMTIBV0FC9R.SQUARE.jpg http://cdn.instructables.com/F0E/GVMT/IBV0FC9R/F0EGVMTIBV0FC9R.SMALL.jpg Kto6Science Hello there,I usually do 10 projects in a school year (try to do a project a month for most classrooms, and do a few more for my child's classroom), and I try to mix it up so that kids and I don't get bored. BUT this is one project that I go back to every year because kids ABSOLUTELY love this proje...
By: Kto6Science

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Tue, 30 Jun 2015 12:40:30 PDT
Robotic Hand Science Project http://www.instructables.com/id/Robotic-Hand-Science-Project/
Robotic Hand Science Project - More DIY How To Projects]]> http://cdn.instructables.com/FY8/FXS3/IBV0FCJ0/FY8FXS3IBV0FCJ0.SQUARE2.jpg http://cdn.instructables.com/FY8/FXS3/IBV0FCJ0/FY8FXS3IBV0FCJ0.SQUARE.jpg http://cdn.instructables.com/FY8/FXS3/IBV0FCJ0/FY8FXS3IBV0FCJ0.SMALL.jpg Kto6Science Hello,A little introduction first. I volunteer as a science teacher at a local elementary school, and my goal is to instill a love of learning in each child. You can check out my blog here. Kto6Science projects.Now, on to the robotic hand....Projects described in books or shown on Youtube seem absur...
By: Kto6Science

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Mon, 29 Jun 2015 11:28:02 PDT
"Anti-Gravity" Wheel http://www.instructables.com/id/Anti-Gravity-Wheel/
"Anti-Gravity" Wheel - More DIY How To Projects]]> http://cdn.instructables.com/FPG/5D7A/IBDTMECL/FPG5D7AIBDTMECL.SQUARE2.jpg http://cdn.instructables.com/FPG/5D7A/IBDTMECL/FPG5D7AIBDTMECL.SQUARE.jpg http://cdn.instructables.com/FPG/5D7A/IBDTMECL/FPG5D7AIBDTMECL.SMALL.jpg ShakeTheFuture In this Instructable, we are going to make a Gyro wheel.A wheel that can be balanced on different objects while it's spinning.In the "gif" picture above, you can see a 1kg/2.2lbs wheel, spinning vertically around the rope. If you have not seen a gyroscope or you're not excellent in physics (that wo...
By: ShakeTheFuture

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Fri, 26 Jun 2015 13:26:32 PDT
Instant Clouds: Just Add Pressure! http://www.instructables.com/id/Instant-Cloud-Just-Add-Pressure/
Instant Clouds: Just Add Pressure! - More DIY How To Projects]]> http://cdn.instructables.com/FV3/8QK2/IBC22EA6/FV38QK2IBC22EA6.SQUARE2.jpg http://cdn.instructables.com/FV3/8QK2/IBC22EA6/FV38QK2IBC22EA6.SQUARE.jpg http://cdn.instructables.com/FV3/8QK2/IBC22EA6/FV38QK2IBC22EA6.SMALL.jpg The Oakland Toy Lab Time to make Zeus jealous. Mama always told you that you can plan a pretty picnic, but you can't control the weather. Well the forecast today is that your mama is, sadly, 100% wrong. With a little bit of pressure applied, a front of cloudy weather will be moving in to your bottle in less than a micr...
By: The Oakland Toy Lab

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Thu, 25 Jun 2015 14:27:16 PDT
Grow Bacteria From Gross Stuff! http://www.instructables.com/id/Growing-Bacteria-From-Gross-Stuff/
Grow Bacteria From Gross Stuff! - More DIY How To Projects]]> http://cdn.instructables.com/F5E/Y64A/IBAMPM1L/F5EY64AIBAMPM1L.SQUARE2.jpg http://cdn.instructables.com/F5E/Y64A/IBAMPM1L/F5EY64AIBAMPM1L.SQUARE.jpg http://cdn.instructables.com/F5E/Y64A/IBAMPM1L/F5EY64AIBAMPM1L.SMALL.jpg The Oakland Toy Lab Ever had that hankering to grow millions of something? With a little swab from the inside of your mouth or the back of a toilet seat, you'll have a veritable bacteria farm empire in no time at all. Ever wanted to prove that a dog's mouth is cleaner than Ted from accounting's desk? Now is the time to...
By: The Oakland Toy Lab

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Wed, 24 Jun 2015 10:16:34 PDT
Pipe Dream: A Low Voltage Tesla Coil or 'Slayer Exciter' http://www.instructables.com/id/Pipe-Dream-A-Low-Voltage-Tesla-Coil-or-Slayer-Exci/
Pipe Dream: A Low Voltage Tesla Coil or 'Slayer Exciter' - More DIY How To Projects]]> http://cdn.instructables.com/FKH/4ZAQ/IB3HNPMN/FKH4ZAQIB3HNPMN.SQUARE2.jpg http://cdn.instructables.com/FKH/4ZAQ/IB3HNPMN/FKH4ZAQIB3HNPMN.SQUARE.jpg http://cdn.instructables.com/FKH/4ZAQ/IB3HNPMN/FKH4ZAQIB3HNPMN.SMALL.jpg Mr. Apol Tesla's famous air-core transformer, the Tesla Coil, is rightly associated with blazing arcs, crashing spark gaps, and high voltage. The whole point of the Tesla coil was to serve as a source of high voltage, high frequency electricity, for Tesla's radio and wireless power experiments. But what if w...
By: Mr. Apol

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Fri, 19 Jun 2015 13:43:45 PDT
Excess Energy Pulse Motor http://www.instructables.com/id/Excess-Energy-Pulse-Motor/
Excess Energy Pulse Motor - More DIY How To Projects]]> http://cdn.instructables.com/F5M/PI7F/IB0MRDN0/F5MPI7FIB0MRDN0.SQUARE2.jpg http://cdn.instructables.com/F5M/PI7F/IB0MRDN0/F5MPI7FIB0MRDN0.SQUARE.jpg http://cdn.instructables.com/F5M/PI7F/IB0MRDN0/F5MPI7FIB0MRDN0.SMALL.jpg Majestic10110 By building this kit you agree to and promise to share the build instructions and your build experiments:This is an open source project - Sharing is caring! Patents only benefit a few, sharing benefits the many.This Instructional is to build an Excess Energy 'Tri-field OC10110 Pulse Motor'. I had bu...
By: Majestic10110

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Wed, 17 Jun 2015 23:30:15 PDT
Fish Dissection! http://www.instructables.com/id/Fish-Dissection/
Fish Dissection! - More DIY How To Projects]]> http://cdn.instructables.com/FG6/YTS3/IATHBM0A/FG6YTS3IATHBM0A.SQUARE2.jpg http://cdn.instructables.com/FG6/YTS3/IATHBM0A/FG6YTS3IATHBM0A.SQUARE.jpg http://cdn.instructables.com/FG6/YTS3/IATHBM0A/FG6YTS3IATHBM0A.SMALL.jpg The Oakland Toy Lab What's in that fish on your dish? While we may be used to the simple tuna fish sandwich or of simply wondering what the heck our goldfish is thinking about, there's a tremendous amount we can learn by investigating the anatomy of a fish. If you've always wanted the smell of fish permanently lining t...
By: The Oakland Toy Lab

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Fri, 12 Jun 2015 12:25:18 PDT
How to make a simple Electric Circuit http://www.instructables.com/id/How-to-make-a-simple-Electric-Circuit/
How to make a simple Electric Circuit - More DIY How To Projects]]> http://cdn.instructables.com/FPI/OYPS/IASCKILD/FPIOYPSIASCKILD.SQUARE2.jpg http://cdn.instructables.com/FPI/OYPS/IASCKILD/FPIOYPSIASCKILD.SQUARE.jpg http://cdn.instructables.com/FPI/OYPS/IASCKILD/FPIOYPSIASCKILD.SMALL.jpg SimplicityfromClutter BIRTH OF THE IDEAWhen lights, fans, TVs go off due to a cut in electricity, we give a reason to our children like ‘Light is gone and will come shortly’ or ‘there is no current’ etc.. After few repetitions of these reasons, children themselves start speaking such statements when electric/electronic d...
By: SimplicityfromClutter

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Thu, 11 Jun 2015 12:10:42 PDT
Kitchen Physics - Measure the speed of light with chocolate! http://www.instructables.com/id/Kitchen-Physics-Measure-the-speed-of-light-with-ch/
Kitchen Physics - Measure the speed of light with chocolate! - More DIY How To Projects]]> http://cdn.instructables.com/F9P/2TW3/IAPAR0V9/F9P2TW3IAPAR0V9.SQUARE2.jpg http://cdn.instructables.com/F9P/2TW3/IAPAR0V9/F9P2TW3IAPAR0V9.SQUARE.jpg http://cdn.instructables.com/F9P/2TW3/IAPAR0V9/F9P2TW3IAPAR0V9.SMALL.jpg Kranthi Gunthoti In honor of the International Year of Light, my 6 year old daughter calculates the speed of light using chocolate bars and microwave oven.Microwaves are part of light or electromagnetic spectrum. We have been using this radiation in microwave ovens to heat up the food for the past 50 years or so...
By: Kranthi Gunthoti

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Tue, 9 Jun 2015 20:46:17 PDT
D.I.Y Wind Tunnel http://www.instructables.com/id/DIY-Wind-Tunnel/
D.I.Y Wind Tunnel - More DIY How To Projects]]> http://cdn.instructables.com/FUX/BIXT/IAP6XM72/FUXBIXTIAP6XM72.SQUARE2.jpg http://cdn.instructables.com/FUX/BIXT/IAP6XM72/FUXBIXTIAP6XM72.SQUARE.jpg http://cdn.instructables.com/FUX/BIXT/IAP6XM72/FUXBIXTIAP6XM72.SMALL.jpg Atul N Yadav The instructable will show you how to make simple Wind Tunnel at your home / School. This project shall let students understand concept of Wind Tunnel, how they are used in testing aerodynamics of objects.This project shall also help you understand suction, exhaust of fans / propellers, how toggle s...
By: Atul N Yadav

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Tue, 9 Jun 2015 08:35:19 PDT
How to make a Cloud Chamber (Cosmic Ray Detector) http://www.instructables.com/id/How-to-make-a-Cloud-Chamber-Cosmic-Ray-Detector/
How to make a Cloud Chamber (Cosmic Ray Detector) - More DIY How To Projects]]> http://cdn.instructables.com/FY5/YF0K/IAG0JVD8/FY5YF0KIAG0JVD8.SQUARE2.jpg http://cdn.instructables.com/FY5/YF0K/IAG0JVD8/FY5YF0KIAG0JVD8.SQUARE.jpg http://cdn.instructables.com/FY5/YF0K/IAG0JVD8/FY5YF0KIAG0JVD8.SMALL.jpg Kranthi Gunthoti 6 year old Samatha shows how to build a Cloud Chamber (simple, elegant, & inexpensive Cosmic Ray Detector) at home and detect cosmic ray muons/electrons, and alpha particles. Tools to build a cloud chamber 1. 99% Isopropyl alcohol2. Dry-ice 3. Black Felt 4. Clear plastic cup 5. Play-Doh or Plasti...
By: Kranthi Gunthoti

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Wed, 3 Jun 2015 10:05:12 PDT
Enhanced Easy, Economical, Ecological Distillation - Apparatus 2.0 http://www.instructables.com/id/Enhanced-Easy-Economical-Ecological-Distillation-A/
Enhanced Easy, Economical, Ecological Distillation - Apparatus 2.0 - More DIY How To Projects]]> http://cdn.instructables.com/FSE/NJVF/I9YC24QP/FSENJVFI9YC24QP.SQUARE2.jpg http://cdn.instructables.com/FSE/NJVF/I9YC24QP/FSENJVFI9YC24QP.SQUARE.jpg http://cdn.instructables.com/FSE/NJVF/I9YC24QP/FSENJVFI9YC24QP.SMALL.jpg Supernerd Sven -- This is an improvement based on the lessons learned from my first distillation apparatus. The first few introductory steps have been refined to reflect input from the previous Instructable's comments, and the construction steps are of course completely different. I apologize for how long it took;...
By: Supernerd Sven

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Fri, 22 May 2015 21:59:06 PDT
Control your friends using the power of Neuroscience (Remote Control Human Part II) http://www.instructables.com/id/Control-your-friends-using-the-power-of-Neuroscien/
Control your friends using the power of Neuroscience (Remote Control Human Part II) - More DIY How To Projects]]> http://cdn.instructables.com/F29/54NN/I86P7NUK/F2954NNI86P7NUK.SQUARE2.jpg http://cdn.instructables.com/F29/54NN/I86P7NUK/F2954NNI86P7NUK.SQUARE.jpg http://cdn.instructables.com/F29/54NN/I86P7NUK/F2954NNI86P7NUK.SMALL.jpg garriaga In this Instructable we'll use a Mindwave Mobile EEG (electroencephalogram) unit, a trusty Arduino UNO, a TENS (Transcutaneous Electrical Nerve Stimulation) unit, and a simple relay to remotely control a human minion with our minds!This Instructable scaffolds on the skills learned in the Remote Cont...
By: garriaga

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Mon, 6 Apr 2015 21:57:21 PDT
DIY Cool Near Space Project http://www.instructables.com/id/DIY-Cool-Near-Space-Project/
DIY Cool Near Space Project - More DIY How To Projects]]> http://cdn.instructables.com/FU4/4TA5/I9UECAYK/FU44TA5I9UECAYK.SQUARE2.jpg http://cdn.instructables.com/FU4/4TA5/I9UECAYK/FU44TA5I9UECAYK.SQUARE.jpg http://cdn.instructables.com/FU4/4TA5/I9UECAYK/FU44TA5I9UECAYK.SMALL.jpg CuriosityMachine Conduct your very own Near Space Project with these instructions.This project is estimated to cost around $200 - $400 dollars, depending on what your goal for the project is. Step 1. Name your project something coolWe decided to name our project "Aether". In Greek mythology, Aether was a personifica...
By: CuriosityMachine

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Wed, 20 May 2015 20:09:08 PDT
Arduino and Dremel Powered Centrifuge http://www.instructables.com/id/Arduino-and-Dremel-Powered-Centrifuge/
Arduino and Dremel Powered Centrifuge - More DIY How To Projects]]> http://cdn.instructables.com/FVN/ZE6A/I9UDJSIU/FVNZE6AI9UDJSIU.SQUARE2.jpg http://cdn.instructables.com/FVN/ZE6A/I9UDJSIU/FVNZE6AI9UDJSIU.SQUARE.jpg http://cdn.instructables.com/FVN/ZE6A/I9UDJSIU/FVNZE6AI9UDJSIU.SMALL.jpg orlov127 The need for an economical centrifuge in day to day testing and in immediate crime scene investigation is on the rise. The overwhelming cost of a laboratory grade centrifuge prohibits use to high tech labs with enough funding to buy these machines. In this Instructable you will learn how to recycl...
By: orlov127

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Mon, 18 May 2015 19:12:46 PDT
Wind Tube! http://www.instructables.com/id/Wind-Tube/
Wind Tube! - More DIY How To Projects]]> http://cdn.instructables.com/FQL/XIXK/I9JR90BI/FQLXIXKI9JR90BI.SQUARE2.jpg http://cdn.instructables.com/FQL/XIXK/I9JR90BI/FQLXIXKI9JR90BI.SQUARE.jpg http://cdn.instructables.com/FQL/XIXK/I9JR90BI/FQLXIXKI9JR90BI.SMALL.jpg The Oakland Toy Lab Whether you want to wind down or wind up, this tube is soon to be your favorite automatic aerodynamic magic. Like the giant bubble fan from Willy Wonka's factory, this easy to make wind tube is great for exploring what flies, spins, tumbles, soars and falls, all easily mobile for the teacher/parent/...
By: The Oakland Toy Lab

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Mon, 11 May 2015 18:10:48 PDT
Clean money http://www.instructables.com/id/Clean-money/
Clean money - More DIY How To Projects]]> http://cdn.instructables.com/FS7/1P5C/I9GWDC5N/FS71P5CI9GWDC5N.SQUARE2.jpg http://cdn.instructables.com/FS7/1P5C/I9GWDC5N/FS71P5CI9GWDC5N.SQUARE.jpg http://cdn.instructables.com/FS7/1P5C/I9GWDC5N/FS71P5CI9GWDC5N.SMALL.jpg timberfox Clean your money and watch your shiny shiny coins Stuff you need The things you need :- a few copper coins- a cup- a tweezer- a measuring cup- salt- vinegar Measure You'll need 5 cc/ml salt and 15 cc/ml vinegar Mixing First put everything together in the cup and then mix everything very ...
By: timberfox

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Sun, 10 May 2015 02:22:53 PDT
DIY Penny Battery http://www.instructables.com/id/DIY-Penny-Battery/
DIY Penny Battery - More DIY How To Projects]]> http://cdn.instructables.com/FBW/I4KL/I99R60TD/FBWI4KLI99R60TD.SQUARE2.jpg http://cdn.instructables.com/FBW/I4KL/I99R60TD/FBWI4KLI99R60TD.SQUARE.jpg http://cdn.instructables.com/FBW/I4KL/I99R60TD/FBWI4KLI99R60TD.SMALL.jpg bobdabiulder So, here is a simple way to make a low powered battery for under a dollar. Getting the stuff ready You need:5 american* pennies w/ dates between 1945ish - 1980. I'm not sure if "wheat pennies" work.Tin foilCardboardA cup of vinegar - Salt water works too, just not nearly as well. * - According ...
By: bobdabiulder

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Mon, 4 May 2015 17:51:06 PDT
Maggie the Simple Electromagnet! http://www.instructables.com/id/Maggie-the-Electromagnet/
Maggie the Simple Electromagnet! - More DIY How To Projects]]> http://cdn.instructables.com/FQK/O9GZ/I9B6HD0U/FQKO9GZI9B6HD0U.SQUARE2.jpg http://cdn.instructables.com/FQK/O9GZ/I9B6HD0U/FQKO9GZI9B6HD0U.SQUARE.jpg http://cdn.instructables.com/FQK/O9GZ/I9B6HD0U/FQKO9GZI9B6HD0U.SMALL.jpg The Oakland Toy Lab Maggie sure puts the FUN in the four FUNdamental forces. This project is a great introduction to electromagnetism, the force that not only helps pick up squished cars in junkyard wars, but is also responsible for a lot of the properties of matter in everyday life. Get enough electrons flowing via yo...
By: The Oakland Toy Lab

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Tue, 5 May 2015 16:10:53 PDT
Water Drop Trampoline http://www.instructables.com/id/Water-Drop-Trampoline/
Water Drop Trampoline - More DIY How To Projects]]> http://cdn.instructables.com/FVZ/JQSS/I95GQQS8/FVZJQSSI95GQQS8.SQUARE2.jpg http://cdn.instructables.com/FVZ/JQSS/I95GQQS8/FVZJQSSI95GQQS8.SQUARE.jpg http://cdn.instructables.com/FVZ/JQSS/I95GQQS8/FVZJQSSI95GQQS8.SMALL.jpg The Oakland Toy Lab Water you doing today? Add some bounce to your bubble and some dance to your drops with the water drop trampoline! Columns of air moving at different speeds let you float drops in a hovering boogie. We set out to make this as a homemade version of one of our favorite exhibits at the Exploratorium, "...
By: The Oakland Toy Lab

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Fri, 1 May 2015 10:02:51 PDT
Wind Turbine Game! http://www.instructables.com/id/Wind-Turbine-Game/
Wind Turbine Game! - More DIY How To Projects]]> http://cdn.instructables.com/FZH/IRXF/I92LTXSM/FZHIRXFI92LTXSM.SQUARE2.jpg http://cdn.instructables.com/FZH/IRXF/I92LTXSM/FZHIRXFI92LTXSM.SQUARE.jpg http://cdn.instructables.com/FZH/IRXF/I92LTXSM/FZHIRXFI92LTXSM.SMALL.jpg The Oakland Toy Lab Hold on to your hats, because it's getting windy in here! A breath of air? Post-meal flatulence? A raging tornado? Harness them all with your new wind turbine, and the game to build the best blade design for maximum watt production. This is a great activity that can be done with a whole class even w...
By: The Oakland Toy Lab

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Wed, 29 Apr 2015 12:53:38 PDT
Wire Maze! http://www.instructables.com/id/Wire-Maze/
Wire Maze! - More DIY How To Projects]]> http://cdn.instructables.com/F4F/V1YF/I8YBOJHB/F4FV1YFI8YBOJHB.SQUARE2.jpg http://cdn.instructables.com/F4F/V1YF/I8YBOJHB/F4FV1YFI8YBOJHB.SQUARE.jpg http://cdn.instructables.com/F4F/V1YF/I8YBOJHB/F4FV1YFI8YBOJHB.SMALL.jpg The Oakland Toy Lab If you loved the game "Operation" as a kid, and want to continue on your path of supreme hand-eye coordination, give this buzzing electronics project a try. What's great is you can change the path every time, anywhere from novice post-bac medical school applicant to the manual dexterity of Dr. Octop...
By: The Oakland Toy Lab

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Mon, 27 Apr 2015 14:49:37 PDT
Pinhole Eye Model http://www.instructables.com/id/Pinhole-Eye-Model/
Pinhole Eye Model - More DIY How To Projects]]> http://cdn.instructables.com/F0V/D219/I8UUVBMU/F0VD219I8UUVBMU.SQUARE2.jpg http://cdn.instructables.com/F0V/D219/I8UUVBMU/F0VD219I8UUVBMU.SQUARE.jpg http://cdn.instructables.com/F0V/D219/I8UUVBMU/F0VD219I8UUVBMU.SMALL.jpg The Oakland Toy Lab Ahoy there, matey! Prepare to get kicked in the eyeballs with this wonder of a vision modification!The pinhole eye model is a great way to see how squids and octopus see the world, and you'll get a bit of a surprise looking through it. I often preface making this with my students as it revealing "th...
By: The Oakland Toy Lab

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Fri, 24 Apr 2015 16:22:32 PDT
Coanda effect - experiment, 3D printed model, explaination. http://www.instructables.com/id/Coanda-effect-experiment-3D-printed-model-explaina/
Coanda effect - experiment, 3D printed model, explaination. - More DIY How To Projects]]> http://cdn.instructables.com/F9K/HUN9/I8R69XO5/F9KHUN9I8R69XO5.SQUARE2.jpg http://cdn.instructables.com/F9K/HUN9/I8R69XO5/F9KHUN9I8R69XO5.SQUARE.jpg http://cdn.instructables.com/F9K/HUN9/I8R69XO5/F9KHUN9I8R69XO5.SMALL.jpg kondzio29 What bring me to write this instructable is pure accident.Few weeks ago, I was looking for tesla turbines over Youtube and found one little video that shows this effect. I got really interested. Just because I feel like sharing my knowledge, I am writing this information to you because like Albert E...
By: kondzio29

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Tue, 21 Apr 2015 13:04:28 PDT
Simplified Water Rockets - Elementary Science Fun http://www.instructables.com/id/Simplified-Water-Rockets-Elementary-Science-Fun/
Simplified Water Rockets - Elementary Science Fun - More DIY How To Projects]]> http://cdn.instructables.com/FWN/747M/I8VGL86J/FWN747MI8VGL86J.SQUARE2.jpg http://cdn.instructables.com/FWN/747M/I8VGL86J/FWN747MI8VGL86J.SQUARE.jpg http://cdn.instructables.com/FWN/747M/I8VGL86J/FWN747MI8VGL86J.SMALL.jpg Maccay One of my favorite teaching subjects is science. However, many of the hands-on science projects are slanted towards the middle or high school grades. While the standards for elementary science are simplified as compared to middle or high school.Projects for 2nd-5th grade requires: too many material...
By: Maccay

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Fri, 24 Apr 2015 07:11:24 PDT
Rubber Band Harmonica! http://www.instructables.com/id/Rubber-Band-Harmonica/
Rubber Band Harmonica! - More DIY How To Projects]]> http://cdn.instructables.com/FH8/NMX6/I8PQVS2B/FH8NMX6I8PQVS2B.SQUARE2.jpg http://cdn.instructables.com/FH8/NMX6/I8PQVS2B/FH8NMX6I8PQVS2B.SQUARE.jpg http://cdn.instructables.com/FH8/NMX6/I8PQVS2B/FH8NMX6I8PQVS2B.SMALL.jpg The Oakland Toy Lab Make dulcet tones only a mother pigeon could love! With the rubber band harmonica, you can pick up a tune anywhere, and tune your harmonica with post-its to play any notes well in the mezzo-soprano range! This is a great introduction to vibrations, sound, and the effect on sound of string (jn this c...
By: The Oakland Toy Lab

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Mon, 20 Apr 2015 17:00:35 PDT
Squid Dissection http://www.instructables.com/id/Squid-Dissection/
Squid Dissection - More DIY How To Projects]]> http://cdn.instructables.com/FEU/I2IK/I8PQWTJH/FEUI2IKI8PQWTJH.SQUARE2.jpg http://cdn.instructables.com/FEU/I2IK/I8PQWTJH/FEUI2IKI8PQWTJH.SQUARE.jpg http://cdn.instructables.com/FEU/I2IK/I8PQWTJH/FEUI2IKI8PQWTJH.SMALL.jpg The Oakland Toy Lab Squidward we go! Captivating the hearts of many starring in such worldwide venues as "Spongebob Squarepants" and all the oceans you've ever known, squid are truly amazing. There are over 300 species of these wonderful creatures, and being members of the cephalopod crew, they're also my favorite anim...
By: The Oakland Toy Lab

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Mon, 20 Apr 2015 20:43:48 PDT
Low Cost Spirometer http://www.instructables.com/id/Low-Cost-Spirometer/
Low Cost Spirometer - More DIY How To Projects]]> http://cdn.instructables.com/FVM/RY4Z/I8LGQVGT/FVMRY4ZI8LGQVGT.SQUARE2.jpg http://cdn.instructables.com/FVM/RY4Z/I8LGQVGT/FVMRY4ZI8LGQVGT.SQUARE.jpg http://cdn.instructables.com/FVM/RY4Z/I8LGQVGT/FVMRY4ZI8LGQVGT.SMALL.jpg MariaL7 This is a project I completed for a biomedical instrumentation class at Vanderbilt University. This spirometer uses a pressure transducer and an Arduino Uno to compute the volume of air blown through the plastic tube. The circuitry is very basic- the majority of this project relies on the coding and...
By: MariaL7

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Sat, 18 Apr 2015 15:57:37 PDT
DIY Bio-plastics http://www.instructables.com/id/DIY-Bio-plastics/
DIY Bio-plastics - More DIY How To Projects]]> http://cdn.instructables.com/F12/MN1N/I8OH04QK/F12MN1NI8OH04QK.SQUARE2.jpg http://cdn.instructables.com/F12/MN1N/I8OH04QK/F12MN1NI8OH04QK.SQUARE.jpg http://cdn.instructables.com/F12/MN1N/I8OH04QK/F12MN1NI8OH04QK.SMALL.jpg jordan.stark.505 Bio-plastics are a great alternative to traditional plastics, which are often composed of petroleum products. As years pass, we have less and less petroleum available to us, so it is important to find a suitable alternative. You can't beat the light-weight, low-cost applications of plastic products,...
By: jordan.stark.505

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Sun, 19 Apr 2015 08:36:59 PDT
How To Make A Tesla Turbine (Greenest Turbine) http://www.instructables.com/id/How-To-Make-A-Tesla-Turbine-Greenest-Turbine/
How To Make A Tesla Turbine (Greenest Turbine) - More DIY How To Projects]]> http://cdn.instructables.com/F06/OQC1/FRXW6YGT/F06OQC1FRXW6YGT.SQUARE2.jpg http://cdn.instructables.com/F06/OQC1/FRXW6YGT/F06OQC1FRXW6YGT.SQUARE.jpg http://cdn.instructables.com/F06/OQC1/FRXW6YGT/F06OQC1FRXW6YGT.SMALL.jpg CrazyMachinist94 If you like this instructable please vote for it in the Epilog Challenge coming up. I have spent alot of time and effort trying to make this easy to understand and easy for anyone out there to do. I hope you enjoy and please rate and vote. This Instructable will show you how to c...
By: CrazyMachinist94

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Tue, 10 Mar 2009 17:56:00 PDT
Glove-a-Trombone! http://www.instructables.com/id/Glove-a-Trombone/
Glove-a-Trombone! - More DIY How To Projects]]> http://cdn.instructables.com/FJ1/W7YA/I8MVZ3NL/FJ1W7YAI8MVZ3NL.SQUARE2.jpg http://cdn.instructables.com/FJ1/W7YA/I8MVZ3NL/FJ1W7YAI8MVZ3NL.SQUARE.jpg http://cdn.instructables.com/FJ1/W7YA/I8MVZ3NL/FJ1W7YAI8MVZ3NL.SMALL.jpg The Oakland Toy Lab Whether you miss the sound of a flock of geese in the morning, a foghorn at night, an ensemble of car horns at daybreak, the Glove-a-Trombone can take care of all your audio needs. With an adjustable pitch, the glove-a-trombone is a great instrument to introduce people to pitch, frequency, wavelengt...
By: The Oakland Toy Lab

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Sat, 18 Apr 2015 11:04:59 PDT
Barebones High-Altitude Balloon Cam http://www.instructables.com/id/Barebones-High-Altitude-Balloon-Cam/
Barebones High-Altitude Balloon Cam - More DIY How To Projects]]> http://cdn.instructables.com/F9T/8CBN/I8LGP9LE/F9T8CBNI8LGP9LE.SQUARE2.jpg http://cdn.instructables.com/F9T/8CBN/I8LGP9LE/F9T8CBNI8LGP9LE.SQUARE.jpg http://cdn.instructables.com/F9T/8CBN/I8LGP9LE/F9T8CBNI8LGP9LE.SMALL.jpg Ray Visser High-altitude ballooning, or HAB, involves sending a payload of cameras, scientific instruments, or other items on a journey into the stratosphere, strapped to a weather balloon. When the balloon bursts, a parachute brings the payload gently back down, where it (and your data/photos/freeze-dried foo...
By: Ray Visser

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Sat, 18 Apr 2015 07:27:13 PDT
Circuit Tiles! http://www.instructables.com/id/Circuit-Tiles/
Circuit Tiles! - More DIY How To Projects]]> http://cdn.instructables.com/FCI/WTYJ/I8K13MM4/FCIWTYJI8K13MM4.SQUARE2.jpg http://cdn.instructables.com/FCI/WTYJ/I8K13MM4/FCIWTYJI8K13MM4.SQUARE.jpg http://cdn.instructables.com/FCI/WTYJ/I8K13MM4/FCIWTYJI8K13MM4.SMALL.jpg The Oakland Toy Lab For all the wee Edisons and Teslas to be, circuit tiles are the best! These are a great way to introduce people to circuits in a fun, ridiculous, iterative way. This is great for just one person exploring or an entire class working together. And your collection can keep growing over time! It's like ...
By: The Oakland Toy Lab

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Thu, 16 Apr 2015 11:29:11 PDT
Cheap and Easy Lab Agitator / Shaker (Great for PCBs too!) http://www.instructables.com/id/Cheap-and-Easy-Lab-Agitator-Shaker-Great-for-PCBs-/
Cheap and Easy Lab Agitator / Shaker (Great for PCBs too!) - More DIY How To Projects]]> http://cdn.instructables.com/FR7/HTV9/I8J9U1U0/FR7HTV9I8J9U1U0.SQUARE2.jpg http://cdn.instructables.com/FR7/HTV9/I8J9U1U0/FR7HTV9I8J9U1U0.SQUARE.jpg http://cdn.instructables.com/FR7/HTV9/I8J9U1U0/FR7HTV9I8J9U1U0.SMALL.jpg jgroner EDIT 4/16/15: I switched power supplies to a 5 Volt, 1/2 Amp with a USB adapter. This slows down the agitation motion to a more tolerable level and allows me to plug it into my PC to power it as well! See updated video above.I am a die hard home brewer. As such, I have also become quite the nerd ab...
By: jgroner

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Wed, 15 Apr 2015 21:44:57 PDT
RC Aircraft Thrust Stand Version 2 - Hack of a Kitchen Scale for only $10 http://www.instructables.com/id/RC-Aircraft-Thrust-Stand-Version-2-Hack-of-a-Kitch/
RC Aircraft Thrust Stand Version 2 - Hack of a Kitchen Scale for only $10 - More DIY How To Projects]]> http://cdn.instructables.com/FKI/3JC7/I8FQXLO7/FKI3JC7I8FQXLO7.SQUARE2.jpg http://cdn.instructables.com/FKI/3JC7/I8FQXLO7/FKI3JC7I8FQXLO7.SQUARE.jpg http://cdn.instructables.com/FKI/3JC7/I8FQXLO7/FKI3JC7I8FQXLO7.SMALL.jpg DM8 Using a standard kitchen scale purchased from amazon (Item # B00MN0NI90 or search for "DecoBros Digital Food Scale") for $10 and some 3D printed parts, you can make an RC Aircraft Thrust Stand to measure thrust produced across the operating range of an RC motor and prop combination. Using a standar...
By: DM8

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Tue, 14 Apr 2015 04:13:49 PDT
Spacetime Table http://www.instructables.com/id/Spacetime-Table/
Spacetime Table - More DIY How To Projects]]> http://cdn.instructables.com/F1K/2HDB/I84B9ARS/F1K2HDBI84B9ARS.SQUARE2.jpg http://cdn.instructables.com/F1K/2HDB/I84B9ARS/F1K2HDBI84B9ARS.SQUARE.jpg http://cdn.instructables.com/F1K/2HDB/I84B9ARS/F1K2HDBI84B9ARS.SMALL.jpg gravitino 2015 is the Centennial of General Relativity (GR). GR is the modern way astronomers and physicists think about gravity. Today, 100 years after it was first deduced by Einstein, general relativity plays a major role in astrophysics (think: black holes), is used in your everyday life (think: GPS navig...
By: gravitino

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Sun, 5 Apr 2015 14:42:13 PDT
Living Art - Ant Farm http://www.instructables.com/id/Living-Art-Ant-Farm/
Living Art - Ant Farm - More DIY How To Projects]]> http://cdn.instructables.com/FDZ/5PA9/I8PQY8CN/FDZ5PA9I8PQY8CN.SQUARE2.jpg http://cdn.instructables.com/FDZ/5PA9/I8PQY8CN/FDZ5PA9I8PQY8CN.SQUARE.jpg http://cdn.instructables.com/FDZ/5PA9/I8PQY8CN/FDZ5PA9I8PQY8CN.SMALL.jpg Metro STEAM This ant farm is both interactive and educational! We created this to tie in elements from our environmental science class, as well as community outreach. The farm is part of our daycare center, where the children can interact, learn, and take care of its inhabitants. All of the materials are availa...
By: Metro STEAM

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Mon, 6 Apr 2015 09:29:47 PDT
Science Fair Air Rockets http://www.instructables.com/id/Science-Fair-Air-Rockets/
Science Fair Air Rockets - More DIY How To Projects]]> http://cdn.instructables.com/FIO/WF80/I84BHJJ8/FIOWF80I84BHJJ8.SQUARE2.jpg http://cdn.instructables.com/FIO/WF80/I84BHJJ8/FIOWF80I84BHJJ8.SQUARE.jpg http://cdn.instructables.com/FIO/WF80/I84BHJJ8/FIOWF80I84BHJJ8.SMALL.jpg Honus "Rockets! I want to build and test rockets!" That's what my oldest son told me when we began discussing what he wanted to do for his school science fair project this year. During a class launch last year he had noticed that some rockets appeared to launch faster than others and they were all using t...
By: Honus

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Sun, 5 Apr 2015 23:40:28 PDT
DIY hydrogen generator http://www.instructables.com/id/DIY-hydrogen-generator/
DIY hydrogen generator - More DIY How To Projects]]> http://cdn.instructables.com/F7N/WHJ4/I84B9CK3/F7NWHJ4I84B9CK3.SQUARE2.jpg http://cdn.instructables.com/F7N/WHJ4/I84B9CK3/F7NWHJ4I84B9CK3.SQUARE.jpg http://cdn.instructables.com/F7N/WHJ4/I84B9CK3/F7NWHJ4I84B9CK3.SMALL.jpg Make it BIG This Instructable shows, how to build an easy DIY hydrogen generator.Materials needed for this project:- Empty container with lid- Cables- Pencil- Luster terminals- Hot glue gun- DC Power Supply- Drill- Funnel - Balloon Build the anode For the anode, you need an old pencil, a knife, a luster term...
By: Make it BIG

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Sun, 5 Apr 2015 09:21:49 PDT
Designing and Testing an Electromagnetic Braking System http://www.instructables.com/id/Designing-and-Testing-an-Electromagnetic-Braking-S/
Designing and Testing an Electromagnetic Braking System - More DIY How To Projects]]> http://cdn.instructables.com/F4H/Z8JT/I84B9VHG/F4HZ8JTI84B9VHG.SQUARE2.jpg http://cdn.instructables.com/F4H/Z8JT/I84B9VHG/F4HZ8JTI84B9VHG.SQUARE.jpg http://cdn.instructables.com/F4H/Z8JT/I84B9VHG/F4HZ8JTI84B9VHG.SMALL.jpg cakoch10 Rather than being a step by step procedure to make a certain object or complete a project, this instructable documents a series of projects used to complete a minor scientific investigation. I wanted to understand how electromagnets could be used as a brake on a bicycle. I also was interested in obs...
By: cakoch10

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Sat, 4 Apr 2015 19:25:15 PDT