http://www.instructables.com Wed, 22 May 2013 07:55:11 PDT BLOX v1.01 http://www.instructables.com/id/DIY-Orthographic-Sphere/ http://www.instructables.com/files/deriv/FSF/VWEE/HGH6XHVO/FSFVWEEHGH6XHVO.SQUARE2.jpg http://www.instructables.com/files/deriv/FSF/VWEE/HGH6XHVO/FSFVWEEHGH6XHVO.SQUARE.jpg http://www.instructables.com/files/deriv/FSF/VWEE/HGH6XHVO/FSFVWEEHGH6XHVO.SMALL.jpg justn1185 My orthographic sphere is a DIY astronomy tool that "accurately" tracks our sun and local constellations.  Depending on your steady hands, it's reliable year-round for the next thousand-thousand years (give or take a millennium or two). This is my first attempt at an educational tool so I decided t...
By: justn1185

Continue Reading »]]> Thu, 9 May 2013 20:17:06 PDT http://www.instructables.com/id/Simple-method-of-getting-a-spark-plug-to-spark/ http://www.instructables.com/files/deriv/FYK/H7JK/HFWSTKFH/FYKH7JKHFWSTKFH.SQUARE2.jpg http://www.instructables.com/files/deriv/FYK/H7JK/HFWSTKFH/FYKH7JKHFWSTKFH.SQUARE.jpg http://www.instructables.com/files/deriv/FYK/H7JK/HFWSTKFH/FYKH7JKHFWSTKFH.SMALL.jpg r570sv http://youtu.be/028nBgoFjSg   Purpose I was working on a Halloween prop that was going to have a flame shoot out of it periodically so I needed some type of igniter to light the flammable liquid that would produce the flame.  My first thought was to use a spark plug to do the job.  I have a lot ...
By: r570sv

Continue Reading »]]> Sat, 27 Apr 2013 20:24:49 PDT http://www.instructables.com/id/Make-a-Rube-Goldberg-Machine/ http://www.instructables.com/files/deriv/F3E/YB4X/HFD1K1YK/F3EYB4XHFD1K1YK.SQUARE2.jpg http://www.instructables.com/files/deriv/F3E/YB4X/HFD1K1YK/F3EYB4XHFD1K1YK.SQUARE.jpg http://www.instructables.com/files/deriv/F3E/YB4X/HFD1K1YK/F3EYB4XHFD1K1YK.SMALL.jpg jill710 http://www.youtube.com/watch?v=oyOQojaLC14 This How-To Video shows you how to make your own Rube Goldberg machine! A Rube Goldberg machine is a series of simple machines that work together to perform one simple task. It was coined by a famous cartoonist, Rube Goldberg, whose cartoons showed numerous...
By: jill710

Continue Reading »]]> Mon, 15 Apr 2013 13:35:48 PDT http://www.instructables.com/id/How-to-grow-really-large-crystals/ http://www.instructables.com/files/deriv/FBU/69Q1/HF23QOTZ/FBU69Q1HF23QOTZ.SQUARE2.jpg http://www.instructables.com/files/deriv/FBU/69Q1/HF23QOTZ/FBU69Q1HF23QOTZ.SQUARE.jpg http://www.instructables.com/files/deriv/FBU/69Q1/HF23QOTZ/FBU69Q1HF23QOTZ.SMALL.jpg kristofvagyok How to do it? How to get really spectacular crystals from something? It's easy, just follow a few simple rule! Find a solvent what dissolves your compound while it's hot and not if it's cold.  How? Do experiments on a small scale, e.g.: in a test tube.  Add some of your previously powdered s...
By: kristofvagyok

Continue Reading »]]> Sat, 6 Apr 2013 10:48:50 PDT http://www.instructables.com/id/Pringles-Wind-Tunel/ http://www.instructables.com/files/deriv/F59/VWCO/HDYZ7XZP/F59VWCOHDYZ7XZP.SQUARE2.jpg http://www.instructables.com/files/deriv/F59/VWCO/HDYZ7XZP/F59VWCOHDYZ7XZP.SQUARE.jpg http://www.instructables.com/files/deriv/F59/VWCO/HDYZ7XZP/F59VWCOHDYZ7XZP.SMALL.jpg Misac-kun Hello Everyone! Showing out this wind tunel I made from scratch at a tedious night, it dryed Mint leaves in 48h and they were cracker dry! At first I used a USB plug as a power source but after the first test run I changed to a wall wart.
By: Misac-kun

Continue Reading »]]> Sun, 10 Mar 2013 05:58:28 PDT http://www.instructables.com/id/YM-Submarines/ http://www.instructables.com/files/deriv/F4Q/XA97/HDOW6LLF/F4QXA97HDOW6LLF.SQUARE2.jpg http://www.instructables.com/files/deriv/F4Q/XA97/HDOW6LLF/F4QXA97HDOW6LLF.SQUARE.jpg http://www.instructables.com/files/deriv/F4Q/XA97/HDOW6LLF/F4QXA97HDOW6LLF.SMALL.jpg abugslife99 This weekend I wanted to make something with my 6 year old daughter and her friends. It was a nice warm day so we settle on submarines. http://youtu.be/wlKB_HMbDK4 The exercise was quite simple: Bottle Stones Balloon Rubber tubing Put the stones into the bottle to make it sink to the bottom of th...
By: abugslife99

Continue Reading »]]> Sat, 2 Mar 2013 09:33:41 PST http://www.instructables.com/id/kca-science-club-Van-De-Graff/ http://www.instructables.com/files/deriv/FYZ/AG8M/HD2RYK8U/FYZAG8MHD2RYK8U.SQUARE2.jpg http://www.instructables.com/files/deriv/FYZ/AG8M/HD2RYK8U/FYZAG8MHD2RYK8U.SQUARE.jpg http://www.instructables.com/files/deriv/FYZ/AG8M/HD2RYK8U/FYZAG8MHD2RYK8U.SMALL.jpg KCAscienceclub This is a simple Van De Graaff generator.  We used a 6-inch piece of plastic pipe 30 inches long; an oscillating fan motor bolted directly to bottom of pipe which had a nice long shaft where a plastic bed roller was driven into it tightly.  Another plastic bed roller bolted to the top with 1/4 40 th...
By: KCAscienceclub

Continue Reading »]]> Wed, 13 Feb 2013 04:23:43 PST http://www.instructables.com/id/Test-Tube-Stirling-Engine/ http://www.instructables.com/files/deriv/FO4/EYM4/HCJO3BGK/FO4EYM4HCJO3BGK.SQUARE2.jpg http://www.instructables.com/files/deriv/FO4/EYM4/HCJO3BGK/FO4EYM4HCJO3BGK.SQUARE.jpg http://www.instructables.com/files/deriv/FO4/EYM4/HCJO3BGK/FO4EYM4HCJO3BGK.SMALL.jpg Parcgwyn Above is a short video clip of a simple test tube stirling engine using glass marbles as the displacer and a glass syringe as the power piston. This simple Stirling engine was built from materials that are available in most school science labs and can be used to demonstrate a simple heat eng...
By: Parcgwyn

Continue Reading »]]> Sat, 2 Feb 2013 08:08:39 PST http://www.instructables.com/id/Curiously-Strong-Clear-Skies-Astronomy-Altoids-T/ http://www.instructables.com/files/deriv/F8B/MQI3/HCB8TNH2/F8BMQI3HCB8TNH2.SQUARE2.jpg http://www.instructables.com/files/deriv/F8B/MQI3/HCB8TNH2/F8BMQI3HCB8TNH2.SQUARE.jpg http://www.instructables.com/files/deriv/F8B/MQI3/HCB8TNH2/F8BMQI3HCB8TNH2.SMALL.jpg envirolutionary What another Altoids flashlight? Yes, yes indeed. I wanted to share some of the things I have made because of the Instructables community! I made this flashlight for a star party I attended. I have made a few modifications, as this was my first rendition. I used the “Make an Altoids Flashlight” i...
By: envirolutionary

Continue Reading »]]> Tue, 29 Jan 2013 11:41:43 PST http://www.instructables.com/id/Wind-Lantern/ http://www.instructables.com/files/deriv/F9B/DHRF/HCB8U33R/F9BDHRFHCB8U33R.SQUARE2.jpg http://www.instructables.com/files/deriv/F9B/DHRF/HCB8U33R/F9BDHRFHCB8U33R.SQUARE.jpg http://www.instructables.com/files/deriv/F9B/DHRF/HCB8U33R/F9BDHRFHCB8U33R.SMALL.jpg lonte  In this project, we’ll build a small, vertical-axis wind turbine, or VAWT for short. These are not as efficient as their horizontal-axis cousins, but they are better suited to urban environments where wind can come from all different directions. Normally, when you give electricity to a motor, i...
By: lonte

Continue Reading »]]> Mon, 28 Jan 2013 17:00:56 PST http://www.instructables.com/id/SOLAR-PANEL-WINDMILL/ http://www.instructables.com/files/deriv/F06/ESQZ/HC3QC467/F06ESQZHC3QC467.SQUARE2.jpg http://www.instructables.com/files/deriv/F06/ESQZ/HC3QC467/F06ESQZHC3QC467.SQUARE.jpg http://www.instructables.com/files/deriv/F06/ESQZ/HC3QC467/F06ESQZHC3QC467.SMALL.jpg ajose4 hi today i am presenting you a windmill that is connected to solar panel , you must be wondering how the solar panel will absorb the sunlight it is easy in your seventh grade you must have studied about sea breeze and land breeze.When the wind comes the back axil will spin into the direction of the ...
By: ajose4

Continue Reading »]]> Sun, 20 Jan 2013 07:29:15 PST http://www.instructables.com/id/Make-your-own-hailometer-hail-pad/ http://www.instructables.com/files/deriv/F4O/D4MT/HAQ32HXS/F4OD4MTHAQ32HXS.SQUARE2.jpg http://www.instructables.com/files/deriv/F4O/D4MT/HAQ32HXS/F4OD4MTHAQ32HXS.SQUARE.jpg http://www.instructables.com/files/deriv/F4O/D4MT/HAQ32HXS/F4OD4MTHAQ32HXS.SMALL.jpg skorpijon A very useful device to record hail falls can easily be made out of a discarded plastic tub, or carton, and aluminium foil. Choose a strong round tub ( about 15 cm diameter) with a tight fitting lid. Carefully remove the centre of the lid using scissors leaving the rim in one piece. Put a few stone...
By: skorpijon

Continue Reading »]]> Sun, 30 Dec 2012 09:15:55 PST http://www.instructables.com/id/two-ways-to-make-a-cheap-hail-pad/ http://www.instructables.com/files/deriv/FK4/I47S/HB58NAZH/FK4I47SHB58NAZH.SQUARE2.jpg http://www.instructables.com/files/deriv/FK4/I47S/HB58NAZH/FK4I47SHB58NAZH.SQUARE.jpg http://www.instructables.com/files/deriv/FK4/I47S/HB58NAZH/FK4I47SHB58NAZH.SMALL.jpg team-America materials  1. Styrofoam cups 2. 8 tent stakes they are reusable 3. 12x12" card board piece 4. aluminum foil heavy duty 5. hot glue 6. duct tape     the thing that makes this cheaper is it takes a lot less foam. 1.first check and see how many cups will fit then cut about 2 inches of each one and add ...
By: team-America

Continue Reading »]]> Fri, 28 Dec 2012 20:11:18 PST http://www.instructables.com/id/Moonlight-In-A-Jar/ http://www.instructables.com/files/deriv/F39/NB4J/HAQ35IM7/F39NB4JHAQ35IM7.SQUARE2.jpg http://www.instructables.com/files/deriv/F39/NB4J/HAQ35IM7/F39NB4JHAQ35IM7.SQUARE.jpg http://www.instructables.com/files/deriv/F39/NB4J/HAQ35IM7/F39NB4JHAQ35IM7.SMALL.jpg Defractal Items Required: 1 Empty, clean and dry jar 1 Blue Glow Stick 1 Tsp of diamond glitter (any will do if you can't get any) 1 Pair of gloves 1 Pair of scissors or sharp knife Steps: 1) Put 1/3 teaspoon of glitter in the bottom of the jar. 2) Put on the gloves 3) RE-READ STEP 2!!! 4) Take the scissors ...
By: Defractal

Continue Reading »]]> Sun, 16 Dec 2012 16:40:01 PST http://www.instructables.com/id/EEG-and-the-Force/ http://www.instructables.com/files/deriv/FJD/98ZC/HAH02NV3/FJD98ZCHAH02NV3.SQUARE2.jpg http://www.instructables.com/files/deriv/FJD/98ZC/HAH02NV3/FJD98ZCHAH02NV3.SQUARE.jpg http://www.instructables.com/files/deriv/FJD/98ZC/HAH02NV3/FJD98ZCHAH02NV3.SMALL.jpg lievn_m We invented an apparatus that simulates the Force. Using a wireless EEG headset and a home automation module, the wearer of the device is able to control ambient lighting in the room, with the aim to see the dark side of the room. In addition to that, the wearer can control a flock of particles by ...
By: lievn_m

Continue Reading »]]> Sat, 15 Dec 2012 13:45:10 PST http://www.instructables.com/id/Baking-Soda-Vinegar/ http://www.instructables.com/files/deriv/FDG/S06X/HA4MBMCD/FDGS06XHA4MBMCD.SQUARE2.jpg http://www.instructables.com/files/deriv/FDG/S06X/HA4MBMCD/FDGS06XHA4MBMCD.SQUARE.jpg http://www.instructables.com/files/deriv/FDG/S06X/HA4MBMCD/FDGS06XHA4MBMCD.SMALL.jpg djrunner29 The supplies you will need for this experiment with baking soda and vinegar is first a plastic canister, preferably one with a whole in the cap to make it easier to put the baking soda in. Second is vinegar and baking soda the two main supplies. Lastly a little water to soften the baking soda. 
By: djrunner29

Continue Reading »]]> Mon, 10 Dec 2012 16:12:33 PST http://www.instructables.com/id/Calculator-Coded-with-Python/ http://www.instructables.com/files/deriv/F48/8AGU/H82U7X7Y/F488AGUH82U7X7Y.SQUARE2.jpg http://www.instructables.com/files/deriv/F48/8AGU/H82U7X7Y/F488AGUH82U7X7Y.SQUARE.jpg http://www.instructables.com/files/deriv/F48/8AGU/H82U7X7Y/F488AGUH82U7X7Y.SMALL.jpg Hammock Boy After learning a bit about the programming language Python, I though that it would be neat to try and replicate some of the math that they Python shell does with a GUI. While I clearly did not match the shell's performance my calculator adds a few helpful shortcuts such as the numbers "pi" and "e" a...
By: Hammock Boy

Continue Reading »]]> Wed, 10 Oct 2012 19:35:31 PDT http://www.instructables.com/id/air-solar-car/ http://www.instructables.com/files/deriv/F7A/97IJ/H7URGV3M/F7A97IJH7URGV3M.SQUARE2.jpg http://www.instructables.com/files/deriv/F7A/97IJ/H7URGV3M/F7A97IJH7URGV3M.SQUARE.jpg http://www.instructables.com/files/deriv/F7A/97IJ/H7URGV3M/F7A97IJH7URGV3M.SMALL.jpg mak911 this car runs on the air pressure and the pressure pushes the turbine and the car moves while moving it creates  energy to light up our headlight and the solar panel collects energy all energy and because our air is limited in case of emergency car runs on solar power this is totally non polutionary...
By: mak911

Continue Reading »]]> Fri, 5 Oct 2012 06:50:37 PDT http://www.instructables.com/id/Thermoforming-Plastic/ http://www.instructables.com/files/deriv/FWF/S1A4/H6MF3QRX/FWFS1A4H6MF3QRX.SQUARE2.jpg http://www.instructables.com/files/deriv/FWF/S1A4/H6MF3QRX/FWFS1A4H6MF3QRX.SQUARE.jpg http://www.instructables.com/files/deriv/FWF/S1A4/H6MF3QRX/FWFS1A4H6MF3QRX.SMALL.jpg mustmovie STEP 1: You need to have a model in high densitiy foam before you can start STEP 2: Put the model in the machine STEP 3: Lower the platform where you've putted your model on STEP 4: Put a plastic sheet on the machine (this one is 2mm thick) and fasten it STEP 5: Start heathing the sheet STEP 6: Chec...
By: mustmovie

Continue Reading »]]> Mon, 10 Sep 2012 08:19:41 PDT http://www.instructables.com/id/Weather-Station-Roof-Mount/ http://www.instructables.com/files/deriv/FLZ/5K0B/H5IRW5LP/FLZ5K0BH5IRW5LP.SQUARE2.jpg http://www.instructables.com/files/deriv/FLZ/5K0B/H5IRW5LP/FLZ5K0BH5IRW5LP.SQUARE.jpg http://www.instructables.com/files/deriv/FLZ/5K0B/H5IRW5LP/FLZ5K0BH5IRW5LP.SMALL.jpg arditty After a severe thunderstorm damaged the existing weather station mount on the roof of our Science building, I decided that a new mount was in order. The base is pressure-treated 4x4 lumber, with 12' of unistrut making up the mast. Three stainless steel cables connect the mast to sleds containing 300...
By: arditty

Continue Reading »]]> Thu, 9 Aug 2012 12:11:50 PDT http://www.instructables.com/id/Simple-Skull-Display/ http://www.instructables.com/files/deriv/FR5/ZM0W/H4ZN4TEE/FR5ZM0WH4ZN4TEE.SQUARE2.jpg http://www.instructables.com/files/deriv/FR5/ZM0W/H4ZN4TEE/FR5ZM0WH4ZN4TEE.SQUARE.jpg http://www.instructables.com/files/deriv/FR5/ZM0W/H4ZN4TEE/FR5ZM0WH4ZN4TEE.SMALL.jpg EricRaines  Before I begin I would like to note that this instructable does not condone killing animals in the sake of later displaying them. I acquire my specimens from nature without killing them; AKA scavenging. This Instructable was not made to discuss the ethics of killing animals for display or profit, r...
By: EricRaines

Continue Reading »]]> Mon, 23 Jul 2012 22:37:36 PDT http://www.instructables.com/id/lava-lamp-1/ http://cdn.instructables.com/FLW/N0A9/H3NLIBQU/FLWN0A9H3NLIBQU.SQUARE2.jpg http://cdn.instructables.com/FLW/N0A9/H3NLIBQU/FLWN0A9H3NLIBQU.SQUARE.jpg http://cdn.instructables.com/FLW/N0A9/H3NLIBQU/FLWN0A9H3NLIBQU.SMALL.jpg Smkjallad first you a cup of water with oil. second step add to it some drops of food color. third step add too salt
By: Smkjallad

Continue Reading »]]> Tue, 19 Jun 2012 16:45:36 PDT http://www.instructables.com/id/Homemade-Solar-Viewer-HSV/ http://www.instructables.com/files/deriv/F8D/ZXY1/H337KW5U/F8DZXY1H337KW5U.SQUARE2.jpg http://www.instructables.com/files/deriv/F8D/ZXY1/H337KW5U/F8DZXY1H337KW5U.SQUARE.jpg http://www.instructables.com/files/deriv/F8D/ZXY1/H337KW5U/F8DZXY1H337KW5U.SMALL.jpg lionmartyn333 Homemade Solar Viewer Solar viewer is very easy to make. but We Need, 1. 2' A4 Size Paper  = Take a paper and make perfect circle on paper and cut the paper in perfect diameter. 2. Plastic Board = Here, again take a board and make little bit big circle and make a hole on it and then put paper on a ...
By: lionmartyn333

Continue Reading »]]> Wed, 13 Jun 2012 06:45:09 PDT http://www.instructables.com/id/Pictures-I-took-todayJune-5th-2012-of-the-Venus/ http://www.instructables.com/files/deriv/FQJ/T4D5/H32S062J/FQJT4D5H32S062J.SQUARE2.jpg http://www.instructables.com/files/deriv/FQJ/T4D5/H32S062J/FQJT4D5H32S062J.SQUARE.jpg http://www.instructables.com/files/deriv/FQJ/T4D5/H32S062J/FQJT4D5H32S062J.SMALL.jpg trevorcgross These pictures aren't very good quality, but they are better than nothing.  These were taken in Buffalo, NY, USA from 6:00pm to 7:30pm EST.
By: trevorcgross

Continue Reading »]]> Tue, 5 Jun 2012 17:40:21 PDT http://www.instructables.com/id/30-ROCKETS-for-5-/ http://www.instructables.com/files/deriv/FUN/OMSX/H2WESZ04/FUNOMSXH2WESZ04.SQUARE2.jpg http://www.instructables.com/files/deriv/FUN/OMSX/H2WESZ04/FUNOMSXH2WESZ04.SQUARE.jpg http://www.instructables.com/files/deriv/FUN/OMSX/H2WESZ04/FUNOMSXH2WESZ04.SMALL.jpg Toga_Dan Learning objectives: Physics: Newton's 3rd Law- Every action has an equal and opposite reaction Aerodynamics: The center of gravity must be forward of the center of pressure, or it wont fly straight. (fins in the back, weight in front) Economics: Added value. You could spend $10 on a kit, or PENNI...
By: Toga_Dan

Continue Reading »]]> Mon, 4 Jun 2012 23:56:03 PDT http://www.instructables.com/id/perpetual-motion-wheel/ http://www.instructables.com/files/deriv/F9X/VOCP/H2WEW2IO/F9XVOCPH2WEW2IO.SQUARE2.jpg http://www.instructables.com/files/deriv/F9X/VOCP/H2WEW2IO/F9XVOCPH2WEW2IO.SQUARE.jpg http://www.instructables.com/files/deriv/F9X/VOCP/H2WEW2IO/F9XVOCPH2WEW2IO.SMALL.jpg kodavinci this is the leonardo da vinci's motion wheel combined with other perpetual factors to make it more accurate and faster.  "Can't figure-out how to make another step so, i'll just type my comments and steps here." i noticed that those perpetual wheels tend to stop or run ruff.  therefore i adjusted ...
By: kodavinci

Continue Reading »]]> Mon, 4 Jun 2012 23:06:08 PDT http://www.instructables.com/id/MONKEY-HUNTER-PHYSICS-EASIER-GUN/ http://www.instructables.com/files/deriv/FMW/X322/H2WEVIRJ/FMWX322H2WEVIRJ.SQUARE2.jpg http://www.instructables.com/files/deriv/FMW/X322/H2WEVIRJ/FMWX322H2WEVIRJ.SQUARE.jpg http://www.instructables.com/files/deriv/FMW/X322/H2WEVIRJ/FMWX322H2WEVIRJ.SMALL.jpg Toga_Dan Learning objective: acceleration of gravity is independent of horizontal movement. An object traveling sideways falls at the same rate as an object dropped straight down In my instructable "Monkey Hunter Physics!", which involves an advanced build,  I said I'd include pics of the simpler gun build ...
By: Toga_Dan

Continue Reading »]]> Mon, 4 Jun 2012 10:30:55 PDT http://www.instructables.com/id/SR-71/ http://www.instructables.com/files/deriv/FVY/JYCU/H2MYKOL5/FVYJYCUH2MYKOL5.SQUARE2.jpg http://www.instructables.com/files/deriv/FVY/JYCU/H2MYKOL5/FVYJYCUH2MYKOL5.SQUARE.jpg http://www.instructables.com/files/deriv/FVY/JYCU/H2MYKOL5/FVYJYCUH2MYKOL5.SMALL.jpg GabooR This was made with ProE
By: GabooR

Continue Reading »]]> Tue, 29 May 2012 23:13:20 PDT http://www.instructables.com/id/Leaf-inspired-bridge/ http://www.instructables.com/files/deriv/FHC/E7NZ/H1YOISDW/FHCE7NZH1YOISDW.SQUARE2.jpg http://www.instructables.com/files/deriv/FHC/E7NZ/H1YOISDW/FHCE7NZH1YOISDW.SQUARE.jpg http://www.instructables.com/files/deriv/FHC/E7NZ/H1YOISDW/FHCE7NZH1YOISDW.SMALL.jpg antipaxx44 Solidworks model of a bridge that can span up to 6 lanes of traffic with no central support along with height clearances on 15 feet. A very ridged structure that minimizes weight factors along with environmental. this is just a model for testing
By: antipaxx44

Continue Reading »]]> Sat, 19 May 2012 12:18:33 PDT http://www.instructables.com/id/Leaf-inspire-canopy/ http://www.instructables.com/files/deriv/FUN/4O9F/H1YONJ6V/FUN4O9FH1YONJ6V.SQUARE2.jpg http://www.instructables.com/files/deriv/FUN/4O9F/H1YONJ6V/FUN4O9FH1YONJ6V.SQUARE.jpg http://www.instructables.com/files/deriv/FUN/4O9F/H1YONJ6V/FUN4O9FH1YONJ6V.SMALL.jpg antipaxx44 Solidworks designed, modeled from nature. very rigid structure at less weight and material costs
By: antipaxx44

Continue Reading »]]> Sat, 19 May 2012 12:18:33 PDT http://www.instructables.com/id/How-to-Build-an-Egg-Protection-Device-Egg-Drop/ http://cdn.instructables.com/F1S/36LC/H2BMNIF3/F1S36LCH2BMNIF3.SQUARE2.jpg http://cdn.instructables.com/F1S/36LC/H2BMNIF3/F1S36LCH2BMNIF3.SQUARE.jpg http://cdn.instructables.com/F1S/36LC/H2BMNIF3/F1S36LCH2BMNIF3.SMALL.jpg ElectroDanno This was one of my design projects for my engineering class in college. Follow the instructions in the images, or just download the PDF. Enjoy making your egg protection devices! :)  **This device was dropped at a maximum of 3 stories high. About 7 runs were conducted. Not once did the egg break. T...
By: ElectroDanno

Continue Reading »]]> Fri, 18 May 2012 22:26:34 PDT http://www.instructables.com/id/water-sprinkler/ http://www.instructables.com/files/deriv/F15/3DBD/H1YOKOOT/F153DBDH1YOKOOT.SQUARE2.jpg http://www.instructables.com/files/deriv/F15/3DBD/H1YOKOOT/F153DBDH1YOKOOT.SQUARE.jpg http://www.instructables.com/files/deriv/F15/3DBD/H1YOKOOT/F153DBDH1YOKOOT.SMALL.jpg mohankaushik97 This is a basic water sprinkler to be made and works with the principle centrifugal force
By: mohankaushik97

Continue Reading »]]> Thu, 10 May 2012 23:05:54 PDT http://www.instructables.com/id/simplest-steam-engine/ http://www.instructables.com/files/deriv/F3L/LDDS/H1JUHBAJ/F3LLDDSH1JUHBAJ.SQUARE2.jpg http://www.instructables.com/files/deriv/F3L/LDDS/H1JUHBAJ/F3LLDDSH1JUHBAJ.SQUARE.jpg http://www.instructables.com/files/deriv/F3L/LDDS/H1JUHBAJ/F3LLDDSH1JUHBAJ.SMALL.jpg ganuganu Hello everyone this is my first steam engine made using very simple parts like cardboard, disposable syringe, straw, pen end caps and bicycle spokes. Cannot hold the breadth for longer time. How much economical can you make your engine? Here it is costs only about Rs.10. Blowed air through mouth th...
By: ganuganu

Continue Reading »]]> Thu, 3 May 2012 10:51:55 PDT http://www.instructables.com/id/make-your-own-plate-tectonics/ http://www.instructables.com/files/deriv/FVS/3LAM/H1AH70B2/FVS3LAMH1AH70B2.SQUARE2.jpg http://www.instructables.com/files/deriv/FVS/3LAM/H1AH70B2/FVS3LAMH1AH70B2.SQUARE.jpg http://www.instructables.com/files/deriv/FVS/3LAM/H1AH70B2/FVS3LAMH1AH70B2.SMALL.jpg Ray Power I am very proud to give you my very first instructable! And what better place to start than with an educational one, the most noble of all!!! While at school I loved geography and geology and all that stuff about the glaciers but I could never fully appreciate the Plate Tectonics theory. I got to th...
By: Ray Power

Continue Reading »]]> Mon, 23 Apr 2012 02:49:15 PDT http://www.instructables.com/id/EEG-brain-computer-interface/ http://www.instructables.com/files/deriv/FMG/OODF/GZPBM70A/FMGOODFGZPBM70A.SQUARE2.jpg http://www.instructables.com/files/deriv/FMG/OODF/GZPBM70A/FMGOODFGZPBM70A.SQUARE.jpg http://www.instructables.com/files/deriv/FMG/OODF/GZPBM70A/FMGOODFGZPBM70A.SMALL.jpg jgrecoarroyo Have you ever wanted to be able to just use your mind to control de computer? Me too! I'm working on a project to perform a cheap and easy to build platform (ideally, arduino compatible) that expands your computer interface into a new, mental level. During my work I've created a blog in order to l...
By: jgrecoarroyo

Continue Reading »]]> Mon, 12 Mar 2012 08:22:51 PDT http://www.instructables.com/id/Experimental-pulsejetthermojet/ http://www.instructables.com/files/deriv/F2O/LRR0/GWF6ESZ1/F2OLRR0GWF6ESZ1.SQUARE2.jpg http://www.instructables.com/files/deriv/F2O/LRR0/GWF6ESZ1/F2OLRR0GWF6ESZ1.SQUARE.jpg http://www.instructables.com/files/deriv/F2O/LRR0/GWF6ESZ1/F2OLRR0GWF6ESZ1.SMALL.jpg ganuganu This is the only worst working engine with me and has made many modifications over this engine, it was giving me trouble for over an month and atlast succeeded in making it work but my bad luck weak thrust. But iam happy it works. But there is one difference between this engine and my other...
By: ganuganu

Continue Reading »]]> Sat, 24 Dec 2011 21:49:00 PST http://www.instructables.com/id/mini-ocean/ http://www.instructables.com/files/deriv/FA8/8FSI/GV0RTX4L/FA88FSIGV0RTX4L.SQUARE2.jpg http://www.instructables.com/files/deriv/FA8/8FSI/GV0RTX4L/FA88FSIGV0RTX4L.SQUARE.jpg http://www.instructables.com/files/deriv/FA8/8FSI/GV0RTX4L/FA88FSIGV0RTX4L.SMALL.jpg will1010 My 8th grade science teacher had this cool looking clear block that had a blue liquid and clear liquid that was seperate and would not mix. also in it was some little plastic fish and a surfer.  I wanted one of these so bad so i asked him what was in it, all it was was blue food dye in water and cle...
By: will1010

Continue Reading »]]> Tue, 22 Nov 2011 13:39:45 PST http://www.instructables.com/id/Magic-Wire/ http://www.instructables.com/files/deriv/FON/MSQP/GV2OKT2W/FONMSQPGV2OKT2W.SQUARE2.jpg http://www.instructables.com/files/deriv/FON/MSQP/GV2OKT2W/FONMSQPGV2OKT2W.SQUARE.jpg http://www.instructables.com/files/deriv/FON/MSQP/GV2OKT2W/FONMSQPGV2OKT2W.SMALL.jpg shesparticular Sometimes what looks like magic is really just science in a cute disguise, but that doesn't make it any less awesome. Nickel titanium wire has some awesome properties, among them has remarkable shape memory, meaning you can use heat and cold to amaze your friends! You'll Need. . . Some nickel ...
By: shesparticular

Continue Reading »]]> Sat, 19 Nov 2011 11:11:53 PST http://www.instructables.com/id/Tesla-turbine-with-hollow-axle-exhaust/ http://www.instructables.com/files/deriv/F1X/94CJ/GUVTUMVK/F1X94CJGUVTUMVK.SQUARE2.jpg http://www.instructables.com/files/deriv/F1X/94CJ/GUVTUMVK/F1X94CJGUVTUMVK.SQUARE.jpg http://www.instructables.com/files/deriv/F1X/94CJ/GUVTUMVK/F1X94CJGUVTUMVK.SMALL.jpg ostlandr Here are some photos of my modified Telsa turbine.  This is a primitive proof-of-concept prototype with 7 posterboard rotors, but it works surprisingly well.  The design allows 100% of the disc area to be used, and eliminates the turbulence from the exhaust passing through the plane of the rotors.  ...
By: ostlandr

Continue Reading »]]> Fri, 11 Nov 2011 18:46:20 PST http://www.instructables.com/id/Ice-Spike/ http://www.instructables.com/files/deriv/FTO/XZ5J/GU94GKAF/FTOXZ5JGU94GKAF.SQUARE2.jpg http://www.instructables.com/files/deriv/FTO/XZ5J/GU94GKAF/FTOXZ5JGU94GKAF.SQUARE.jpg http://www.instructables.com/files/deriv/FTO/XZ5J/GU94GKAF/FTOXZ5JGU94GKAF.SMALL.jpg dreamberry Grow one in your freezer! Ice spikes happen when surface water freezes, except for a small hole or crack, where water pushes up thru and freezes into a spike. Spikes 18 feet tall have been observed in Lake Erie. Use *distilled water* in your ice cube tray, or try boiling the water and filtering ...
By: dreamberry

Continue Reading »]]> Wed, 26 Oct 2011 19:36:50 PDT http://www.instructables.com/id/How-to-overcome-dissertation-stress/ http://www.instructables.com/files/deriv/F4K/UEIL/GTQVOH65/F4KUEILGTQVOH65.SQUARE2.jpg http://www.instructables.com/files/deriv/F4K/UEIL/GTQVOH65/F4KUEILGTQVOH65.SQUARE.jpg http://www.instructables.com/files/deriv/F4K/UEIL/GTQVOH65/F4KUEILGTQVOH65.SMALL.jpg dissertation_help Even the most self-assured student, will be most worried in the prospect of finishing a 10,000 words (plus) dissertation, with very little structured support. The greater part of your academic life, will contain followed teacher's orders, a government approved syllabus, a well researched reading lis...
By: dissertation_help

Continue Reading »]]> Wed, 12 Oct 2011 17:08:17 PDT http://www.instructables.com/id/What-Information-Should-Go-Into-the-Appendices-Sec/ http://www.instructables.com/files/deriv/FU9/8EPJ/GTGCR6IT/FU98EPJGTGCR6IT.SQUARE2.jpg http://www.instructables.com/files/deriv/FU9/8EPJ/GTGCR6IT/FU98EPJGTGCR6IT.SQUARE.jpg http://www.instructables.com/files/deriv/FU9/8EPJ/GTGCR6IT/FU98EPJGTGCR6IT.SMALL.jpg dissertation_help Writing thesis dissertation involves many tricky works. A word limit is the most complicated thing to carry out. The most important is that you have to meet the word count requested to complete your dissertation. The word count always reflects on the evaluation of your dissertation. So it is always ...
By: dissertation_help

Continue Reading »]]> Wed, 12 Oct 2011 04:58:00 PDT http://www.instructables.com/id/My-vacuum-tube-collection/ http://www.instructables.com/files/deriv/F3Q/15KP/GTGD4MYK/F3Q15KPGTGD4MYK.SQUARE2.jpg http://www.instructables.com/files/deriv/F3Q/15KP/GTGD4MYK/F3Q15KPGTGD4MYK.SQUARE.jpg http://www.instructables.com/files/deriv/F3Q/15KP/GTGD4MYK/F3Q15KPGTGD4MYK.SMALL.jpg Jimmy Proton This is my collection of vacuum tubes, these were all given to me and are original. For a very long time Iv'e wanted some vacuum tubes and then my mom brings home a big box full of them and now I'm very happy! most of them are from Sylvania, then RCA, then realistic lifetime tube, GE, and a few othe...
By: Jimmy Proton

Continue Reading »]]> Sat, 8 Oct 2011 08:03:39 PDT http://www.instructables.com/id/4800uF-450VDC-capacitor-charger/ http://www.instructables.com/files/deriv/FWO/292A/GSUT1M0D/FWO292AGSUT1M0D.SQUARE2.jpg http://www.instructables.com/files/deriv/FWO/292A/GSUT1M0D/FWO292AGSUT1M0D.SQUARE.jpg http://www.instructables.com/files/deriv/FWO/292A/GSUT1M0D/FWO292AGSUT1M0D.SMALL.jpg Jimmy Proton All the parts I used to make this came from one thing that I took apart, which was an AF 5000 AC frequency drive. My dad, uncle, and grandpa made the wooden base and I did all the wiring and placing of the components. The first video is before I took the AF 5000 apart and the other one is of the cap...
By: Jimmy Proton

Continue Reading »]]> Mon, 26 Sep 2011 19:03:14 PDT http://www.instructables.com/id/Easy-Sea-Monkey-Aerator/ http://www.instructables.com/files/deriv/F7E/Z8RV/GR8OQGCN/F7EZ8RVGR8OQGCN.SQUARE2.jpg http://www.instructables.com/files/deriv/F7E/Z8RV/GR8OQGCN/F7EZ8RVGR8OQGCN.SQUARE.jpg http://www.instructables.com/files/deriv/F7E/Z8RV/GR8OQGCN/F7EZ8RVGR8OQGCN.SMALL.jpg kbewley1 Tools & Items needed: Exacto knife or razor blade knife small fish tank air stone children's medicine dropper (Can be found at grocery stores, walmarts, or at the pharmacy. if you are a parent with young children you probably have tons of them on hand.) How to make: Take the exacto knife or razor ...
By: kbewley1

Continue Reading »]]> Wed, 10 Aug 2011 10:16:54 PDT http://www.instructables.com/id/Prototype-configuration-for-a-USB-Powered-Low-cost/ http://www.instructables.com/files/deriv/FYP/5FQP/GQX220UL/FYP5FQPGQX220UL.SQUARE2.jpg http://www.instructables.com/files/deriv/FYP/5FQP/GQX220UL/FYP5FQPGQX220UL.SQUARE.jpg http://www.instructables.com/files/deriv/FYP/5FQP/GQX220UL/FYP5FQPGQX220UL.SMALL.jpg siderits Prototype configuration for a USB Powered Low cost; real time continuous radiation monitoring system for Hospital Surgical Pathology, Hematology, Biological waste management and Research facilities Running Title: USB Powered Continuous Radiation Monitoring for Field Research R. Siderits M.D. 1, C....
By: siderits

Continue Reading »]]> Thu, 4 Aug 2011 12:47:43 PDT http://www.instructables.com/id/How-to-make-your-own-telescope-mirror/ http://www.instructables.com/files/deriv/FU6/EQ97/GQTM7CIU/FU6EQ97GQTM7CIU.SQUARE2.jpg http://www.instructables.com/files/deriv/FU6/EQ97/GQTM7CIU/FU6EQ97GQTM7CIU.SQUARE.jpg http://www.instructables.com/files/deriv/FU6/EQ97/GQTM7CIU/FU6EQ97GQTM7CIU.SMALL.jpg nightstang [Fig 1] This is a large piece of glass a woman off Craigslist gave me. It was 40"x40" and 0.75" thick. Its what I decided to use to make the mirror. Cutting it into smaller sections can be difficult but scoring it with a glass cutter and tapping the line with a hammer will generally give you a good ...
By: nightstang

Continue Reading »]]> Tue, 2 Aug 2011 18:55:43 PDT http://www.instructables.com/id/Cross-laser-collimator-for-Newtonian-telescopes/ http://www.instructables.com/files/deriv/FSC/S5P4/GQRBO1EU/FSCS5P4GQRBO1EU.SQUARE2.jpg http://www.instructables.com/files/deriv/FSC/S5P4/GQRBO1EU/FSCS5P4GQRBO1EU.SQUARE.jpg http://www.instructables.com/files/deriv/FSC/S5P4/GQRBO1EU/FSCS5P4GQRBO1EU.SMALL.jpg arpruss I made two low-cost laser collimators (the second one for a friend, with his help).  The cost was about $16 each in aluminum tubing (including shipping) and about $4.50 for a cross-laser from dealextreme.  This laser projects a nice big cross rather than a dot, and I like it a lot for collimating my...
By: arpruss

Continue Reading »]]> Sun, 31 Jul 2011 17:05:39 PDT http://www.instructables.com/id/70mm-refractor/ http://www.instructables.com/files/deriv/FVY/PA3F/GQSILC1J/FVYPA3FGQSILC1J.SQUARE2.jpg http://www.instructables.com/files/deriv/FVY/PA3F/GQSILC1J/FVYPA3FGQSILC1J.SQUARE.jpg http://www.instructables.com/files/deriv/FVY/PA3F/GQSILC1J/FVYPA3FGQSILC1J.SMALL.jpg arpruss My son wanted a little telescope.  The optics for this 70mm F/4.3 one were bought on CloudyNights. The tube is 1/8" thick card-board tubing, impregnated with a mix of Titebond II and water.  The front wider tube holds the lens in place (and there is an inner card-board retainer).  I made the wider ...
By: arpruss

Continue Reading »]]> Sun, 31 Jul 2011 16:49:32 PDT http://www.instructables.com/id/Simple-wooden-Crayford-style-focuser/ http://www.instructables.com/files/deriv/FR4/OEEU/GQRBO1D6/FR4OEEUGQRBO1D6.SQUARE2.jpg http://www.instructables.com/files/deriv/FR4/OEEU/GQRBO1D6/FR4OEEUGQRBO1D6.SQUARE.jpg http://www.instructables.com/files/deriv/FR4/OEEU/GQRBO1D6/FR4OEEUGQRBO1D6.SMALL.jpg arpruss Crayford focusers have extremely smooth movements and do not require tight tolerances in production.  I wanted a focuser for a 70mm refractor I was making with my six-year-old son.  This focuser design replaces the ball-bearings with a PTFE tape surface, which makes it much easier to make.  The PTFE...
By: arpruss

Continue Reading »]]> Sun, 31 Jul 2011 16:42:47 PDT