http://www.instructables.com Mon, 28 May 2012 04:59:45 UTC BLOX v1.01 http://www.instructables.com/id/Hand-Held-Ballista/
Hand Held Ballista - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FUF/1QHC/H27LSJ7C/FUF1QHCH27LSJ7C.SQUARE2.jpg http://img.instructables.com/files/deriv/FUF/1QHC/H27LSJ7C/FUF1QHCH27LSJ7C.SQUARE.jpg http://img.instructables.com/files/deriv/FUF/1QHC/H27LSJ7C/FUF1QHCH27LSJ7C.SMALL.jpg sphsengineering We are building a Torsion powered bow (Ballista) for our siege engine project. It is set up as a bullet crossbow, with the option of firing bolts with the use of a removable track. Our plan is to build it to fit within the specifications of our 18x18x18 size limit out of wood and string or modern el...
By: sphsengineering

Continue Reading »]]> Wed, 23 May 2012 21:30:36 UTC http://www.instructables.com/id/Twin-Crossbow-Introduction/
Twin Crossbow Introduction - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FIZ/J15D/H1KHAFVJ/FIZJ15DH1KHAFVJ.SQUARE2.jpg http://img.instructables.com/files/deriv/FIZ/J15D/H1KHAFVJ/FIZJ15DH1KHAFVJ.SQUARE.jpg http://img.instructables.com/files/deriv/FIZ/J15D/H1KHAFVJ/FIZJ15DH1KHAFVJ.SMALL.jpg sphsengineering In our engineering class we have to create a medieval siege machine. Some of the rules of this project are that the machine has to fit in an 18 by 18 inch box and must be able to fire a 1 inch ball. We also were not allowed to use any metal springs.  We choose to design a twin crossbow because it wo...
By: sphsengineering

Continue Reading »]]> Tue, 22 May 2012 03:00:06 UTC http://www.instructables.com/id/The-trebuchet-from-plywood/
The trebuchet from plywood - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FHU/T2KN/H2CE77MH/FHUT2KNH2CE77MH.SQUARE2.jpg http://img.instructables.com/files/deriv/FHU/T2KN/H2CE77MH/FHUT2KNH2CE77MH.SQUARE.jpg http://img.instructables.com/files/deriv/FHU/T2KN/H2CE77MH/FHUT2KNH2CE77MH.SMALL.jpg sphsengineering Proposal Our goal is to make a trebuchet capable of throwing a ball as big as a inch and a half across 50 feet. We will only be able to use wood or fiber board but not any type of metal. Each piece will be milled out and assemble with glue or any other type of adhesive. Each team member will have a...
By: sphsengineering

Continue Reading »]]> Fri, 18 May 2012 14:59:42 UTC http://www.instructables.com/id/anti-aircraft-catapult-/
anti aircraft catapult !! - More DIY How To Projects]]> http://img.instructables.com/files/deriv/F0O/I3N6/H1ZG6GXN/F0OI3N6H1ZG6GXN.SQUARE2.jpg http://img.instructables.com/files/deriv/F0O/I3N6/H1ZG6GXN/F0OI3N6H1ZG6GXN.SQUARE.jpg http://img.instructables.com/files/deriv/F0O/I3N6/H1ZG6GXN/F0OI3N6H1ZG6GXN.SMALL.jpg siegeking you will need:1x peg 1x washer  1.bend the aluminium about 2cm apart. 2.turn one side of the peg upside-down and tape. 3. insert the aluminium and tape on the top and bottom.
By: siegeking

Continue Reading »]]> Wed, 9 May 2012 09:22:53 UTC http://www.instructables.com/id/Mini-Siege-Engines/
Mini Siege Engines - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FZC/PA0N/H19RT1K9/FZCPA0NH19RT1K9.SQUARE2.jpg http://img.instructables.com/files/deriv/FZC/PA0N/H19RT1K9/FZCPA0NH19RT1K9.SQUARE.jpg http://img.instructables.com/files/deriv/FZC/PA0N/H19RT1K9/FZCPA0NH19RT1K9.SMALL.jpg WYE_Lance Ah catapults - possibly the most engaging and exciting project to introduce students to some fundamental ideas in physics and engineering. Stored energy, trajectory, the value of density in projectiles, and of course firing stuff across the room - so much to learn, and yet so much fun to be had! ...
By: WYE_Lance

Continue Reading »]]> Mon, 30 Apr 2012 18:54:36 UTC http://www.instructables.com/id/Mini-Siege-Engine-Mousetrap-catapault/
Mini Siege Engine: Mousetrap catapault - More DIY How To Projects]]> http://img.instructables.com/files/deriv/F48/N5Q2/GZUASLT0/F48N5Q2GZUASLT0.SQUARE2.jpg http://img.instructables.com/files/deriv/F48/N5Q2/GZUASLT0/F48N5Q2GZUASLT0.SQUARE.jpg http://img.instructables.com/files/deriv/F48/N5Q2/GZUASLT0/F48N5Q2GZUASLT0.SMALL.jpg Philisawesome Everybody loves siege engines, right? They're even better when you can throw them in your backpack, and take them place! I built this catapult in around 20 minutes, but most of that was figuring out what I did wrong, and fixing it. If you follow the steps I've compiled, it shouldn't take you more th...
By: Philisawesome

Continue Reading »]]> Sun, 18 Mar 2012 00:08:09 UTC http://www.instructables.com/id/Toothpick-Shooter-2/
Toothpick Shooter - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FRW/M8NQ/GZLW4BVN/FRWM8NQGZLW4BVN.SQUARE2.jpg http://img.instructables.com/files/deriv/FRW/M8NQ/GZLW4BVN/FRWM8NQGZLW4BVN.SQUARE.jpg http://img.instructables.com/files/deriv/FRW/M8NQ/GZLW4BVN/FRWM8NQGZLW4BVN.SMALL.jpg BTAPclub This is a simple toothpick shooter you can make. You probably have everything you need in your house. If you do it right, it can shoot about 20 meters. Gather Materials As I said, most of the materials and tools you probably already have. I found that a hand pump is better than a foot pump, but I...
By: BTAPclub

Continue Reading »]]> Mon, 12 Mar 2012 00:21:41 UTC http://www.instructables.com/id/Pocket-Sized-Grappling-Gun/
Pocket Sized Grappling Gun - More DIY How To Projects]]> http://img.instructables.com/files/deriv/F31/S6NP/GZKGLWZJ/F31S6NPGZKGLWZJ.SQUARE2.jpg http://img.instructables.com/files/deriv/F31/S6NP/GZKGLWZJ/F31S6NPGZKGLWZJ.SQUARE.jpg http://img.instructables.com/files/deriv/F31/S6NP/GZKGLWZJ/F31S6NPGZKGLWZJ.SMALL.jpg RoboTable Grappling hooks are overated, they are big and bulky, obnoxiously loud when firing, and are very pricy with a price tag that can be as much as 200$! Sometimes even more. Then one day I found this instructable, I was instantly inspired! After three prototypes and some tweaking I feel confident that m...
By: RoboTable

Continue Reading »]]> Mon, 12 Mar 2012 00:21:37 UTC http://www.instructables.com/id/Trebuchet-business-card-Trebucard/
Trebuchet business card - Trebucard - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FO1/3Q3R/GZ5NTLE5/FO13Q3RGZ5NTLE5.SQUARE2.jpg http://img.instructables.com/files/deriv/FO1/3Q3R/GZ5NTLE5/FO13Q3RGZ5NTLE5.SQUARE.jpg http://img.instructables.com/files/deriv/FO1/3Q3R/GZ5NTLE5/FO13Q3RGZ5NTLE5.SMALL.jpg clide The Trebucard is a business card sized mini trebuchet. It is designed to fire jumbo paper clips and uses 16 pennies as a counter-weight. Unlike a traditional trebuchet the Trebucard uses the surface it is resting on as a pivot rather than being mounted on a frame. See a demonstration of the card he...
By: clide

Continue Reading »]]> Tue, 28 Feb 2012 17:10:30 UTC http://www.instructables.com/id/Versatile-Multi-shot-Pneumatic-Cannon/
Versatile Multi-shot Pneumatic Cannon - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FIQ/FKUM/GYR369ME/FIQFKUMGYR369ME.SQUARE2.jpg http://img.instructables.com/files/deriv/FIQ/FKUM/GYR369ME/FIQFKUMGYR369ME.SQUARE.jpg http://img.instructables.com/files/deriv/FIQ/FKUM/GYR369ME/FIQFKUMGYR369ME.SMALL.jpg radicalnegative1 One of the major drawbacks of making and operating a pneumatic cannon is the need for a new air charge for each shot. This need for re-pressurization of one's cannon can really eat up a lot of time and cut into the fun factor of a day of spudding, chunking, flinging etc. In order to maximize the "u...
By: radicalnegative1

Continue Reading »]]> Sun, 19 Feb 2012 19:00:28 UTC http://www.instructables.com/id/Make-a-PVC-Catapult/
Make a PVC Catapult - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FD9/C64E/GYN8NQM8/FD9C64EGYN8NQM8.SQUARE2.jpg http://img.instructables.com/files/deriv/FD9/C64E/GYN8NQM8/FD9C64EGYN8NQM8.SQUARE.jpg http://img.instructables.com/files/deriv/FD9/C64E/GYN8NQM8/FD9C64EGYN8NQM8.SMALL.jpg MMoeller In this I will show you how to make a simple catapult out of PVC pipe. All the materials you will need are: 4 1" PVC pipes 4 4” PVC pipes 6 3” PVC pipes 5 corner pieces 4 T connectors 3 end pieces 1 4 way connector 4 2 way connectors Duct tape To cut PVC pipe, you just need to buy a large pipe of i...
By: MMoeller

Continue Reading »]]> Fri, 17 Feb 2012 13:08:01 UTC http://www.instructables.com/id/Altoids-tin-catapult/
Altoids tin catapult - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FZM/3U28/GYQFHDMJ/FZM3U28GYQFHDMJ.SQUARE2.jpg http://img.instructables.com/files/deriv/FZM/3U28/GYQFHDMJ/FZM3U28GYQFHDMJ.SQUARE.jpg http://img.instructables.com/files/deriv/FZM/3U28/GYQFHDMJ/FZM3U28GYQFHDMJ.SMALL.jpg yapoyo this catapult can fire far . It doesn't hurt though. materials Hot glue gun and sticks Thin cardboard 32 mm binder clip(mauly clip) scissors electrical or duct tape plastic spoon Altoids tin (duh) secure the spoon Cut the spoon to the length of the tin. now tape it to the handle of the clip ...
By: yapoyo

Continue Reading »]]> Fri, 17 Feb 2012 02:04:21 UTC http://www.instructables.com/id/my-homemade-air-cannon/ http://img.instructables.com/files/deriv/FF3/VO7Z/GY65QIN4/FF3VO7ZGY65QIN4.SQUARE2.jpg http://img.instructables.com/files/deriv/FF3/VO7Z/GY65QIN4/FF3VO7ZGY65QIN4.SQUARE.jpg http://img.instructables.com/files/deriv/FF3/VO7Z/GY65QIN4/FF3VO7ZGY65QIN4.SMALL.jpg dr.pepper1256 This is a very simple and cheap air cannon that I built. If you have an idea to fix the leaking problem or suggestions for ammo please tell me! : ) This is the list of materials I used. 1: 1/4threaded compressor barb(came in an accesory pack) 2: 4ft long 1in in diameter pvc (cut in 2ft pieces) 3: 1i...
By: dr.pepper1256

Continue Reading »]]> Wed, 8 Feb 2012 18:51:05 UTC http://www.instructables.com/id/Build-the-Magnetapult-a-Magnetic-Catapult/
Build the Magnetapult, a Magnetic Catapult! - More DIY How To Projects]]> http://img.instructables.com/files/deriv/F90/WFD5/GY18K929/F90WFD5GY18K929.SQUARE2.jpg http://img.instructables.com/files/deriv/F90/WFD5/GY18K929/F90WFD5GY18K929.SQUARE.jpg http://img.instructables.com/files/deriv/F90/WFD5/GY18K929/F90WFD5GY18K929.SMALL.jpg jfehr67 The Magnetapult is an Open Hardware Project on Kickstarter: http://kck.st/xQap2h. You can see a video of it in action there or at youtube.  In this instructable, I've put the original version with parts that are easier to get. How'd I come up with it? Most of us have played with Neodymium su...
By: jfehr67

Continue Reading »]]> Tue, 31 Jan 2012 19:27:18 UTC http://www.instructables.com/id/MouseTrap-Catapultp/
MouseTrap Catapult - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FW0/QSM0/GXL5OODD/FW0QSM0GXL5OODD.SQUARE2.jpg http://img.instructables.com/files/deriv/FW0/QSM0/GXL5OODD/FW0QSM0GXL5OODD.SQUARE.jpg http://img.instructables.com/files/deriv/FW0/QSM0/GXL5OODD/FW0QSM0GXL5OODD.SMALL.jpg JoshBar Here is a mouse trap catapult designed for safety and economy. We designed and built it for our project management class. It has a simple design and is easy to construct (we built it in about ten minutes). It has a healthy range for it's size and is fun to fire. Parts needed One mouse trap-- Eigh...
By: JoshBar

Continue Reading »]]> Fri, 20 Jan 2012 19:04:58 UTC http://www.instructables.com/id/Pump-Action-Marshmallow-Gun/
Pump-Action Marshmallow Gun - More DIY How To Projects]]> http://img.instructables.com/files/deriv/F0T/JN5J/GWNWH8OY/F0TJN5JGWNWH8OY.SQUARE2.jpg http://img.instructables.com/files/deriv/F0T/JN5J/GWNWH8OY/F0TJN5JGWNWH8OY.SQUARE.jpg http://img.instructables.com/files/deriv/F0T/JN5J/GWNWH8OY/F0TJN5JGWNWH8OY.SMALL.jpg poikilotherm I was bored one day so I decided to make a gun to shoot my brothers with.  I needed a projectile that was soft, readily available and inexpensive.  The answer:  marshmallows!  A marshmallow gun is usually very simple:  a tube that you put a marshmallow in.  You blow in one end and the marshmallow fl...
By: poikilotherm

Continue Reading »]]> Tue, 27 Dec 2011 03:24:21 UTC http://www.instructables.com/id/Nerf-Assault-Rifle/ http://img.instructables.com/files/deriv/F6E/NYJR/GW88U550/F6ENYJRGW88U550.SQUARE2.jpg http://img.instructables.com/files/deriv/F6E/NYJR/GW88U550/F6ENYJRGW88U550.SQUARE.jpg http://img.instructables.com/files/deriv/F6E/NYJR/GW88U550/F6ENYJRGW88U550.SMALL.jpg dremeldude This is my first cannon that I built a few years ago. It is meant to shoot AA batteries or Nerf Darts. Since this was a prototype to a higher pressure cannon,LINK, I didn't use pressure rated pipe, It can only take about 40 psi safely. It still can shoot a nerf dart a good 50-150 ft, (an estimate). ...
By: dremeldude

Continue Reading »]]> Sun, 18 Dec 2011 17:32:15 UTC http://www.instructables.com/id/the-everything-cannon/ http://img.instructables.com/files/deriv/FJW/7O8K/GWCACJSJ/FJW7O8KGWCACJSJ.SQUARE2.jpg http://img.instructables.com/files/deriv/FJW/7O8K/GWCACJSJ/FJW7O8KGWCACJSJ.SQUARE.jpg http://img.instructables.com/files/deriv/FJW/7O8K/GWCACJSJ/FJW7O8KGWCACJSJ.SMALL.jpg dremeldude This is my 2'nd cannon, if you saw my first cannon, I said it was a prototype, this is the actual cannon. I made it with pressure rated pipe and added a threaded valve so I could make attachments.
By: dremeldude

Continue Reading »]]> Sun, 18 Dec 2011 17:29:51 UTC http://www.instructables.com/id/Pen-Or-is-it/
Pen: Or is it? - More DIY How To Projects]]> http://img.instructables.com/files/deriv/F9Q/9Q4O/GUVTYA7N/F9Q9Q4OGUVTYA7N.SQUARE2.jpg http://img.instructables.com/files/deriv/F9Q/9Q4O/GUVTYA7N/F9Q9Q4OGUVTYA7N.SQUARE.jpg http://img.instructables.com/files/deriv/F9Q/9Q4O/GUVTYA7N/F9Q9Q4OGUVTYA7N.SMALL.jpg MakMelon The pen launcher: made out of a pen, this device shoots it's cap around 40 feet. It's hard to tell the difference between a regular pen and a pen launcher, until you press the button. This instructable shows how to convert a pen to a pen launcher. Warning: This can be used for target practice, but...
By: MakMelon

Continue Reading »]]> Sat, 12 Nov 2011 20:34:47 UTC http://www.instructables.com/id/easy-two-man-air-cannon-shoots-20-150yrds/
easy two man air cannon (shoots 20-150yrds) - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FEB/NWRG/GRSXC8ZD/FEBNWRGGRSXC8ZD.SQUARE2.jpg http://img.instructables.com/files/deriv/FEB/NWRG/GRSXC8ZD/FEBNWRGGRSXC8ZD.SQUARE.jpg http://img.instructables.com/files/deriv/FEB/NWRG/GRSXC8ZD/FEBNWRGGRSXC8ZD.SMALL.jpg snorelaxy7 this cannon can fire up to 150yrds depending on the shape and size of the pellet you use. this cannon is easy to make and use as the parts are extremely simple and every house will have these parts. WARNING: this cannon shoots at DISCLAIMER: i am NOT responsible for any damage you cause to anything...
By: snorelaxy7

Continue Reading »]]> Fri, 23 Sep 2011 16:14:27 UTC http://www.instructables.com/id/Zoob-Shooter/
Zoob Shooter! - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FRA/YGBZ/GS3BE68Z/FRAYGBZGS3BE68Z.SQUARE2.jpg http://img.instructables.com/files/deriv/FRA/YGBZ/GS3BE68Z/FRAYGBZGS3BE68Z.SQUARE.jpg http://img.instructables.com/files/deriv/FRA/YGBZ/GS3BE68Z/FRAYGBZGS3BE68Z.SMALL.jpg arpruss The Zoob Shooter is a joint invention by my 6-year-old son and 9-year-old daughter.  It snaps together three Zoob pieces to make a toy that can shoot out a round-headed dart up to about 7.5 feet at a target. Be careful to point away from people and fragile objects. Basic Zoob pieces have different...
By: arpruss

Continue Reading »]]> Wed, 7 Sep 2011 22:01:00 UTC http://www.instructables.com/id/How-to-make-a-simple-ninja-blade/
Warhammer 40k abandoned house out of cardboard! - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FGX/8TKR/GTQVR3YW/FGX8TKRGTQVR3YW.SQUARE2.jpg http://img.instructables.com/files/deriv/FGX/8TKR/GTQVR3YW/FGX8TKRGTQVR3YW.SQUARE.jpg http://img.instructables.com/files/deriv/FGX/8TKR/GTQVR3YW/FGX8TKRGTQVR3YW.SMALL.jpg SgtJellyfish Hello dear people of Earth! Have orks been raiding your little planet? Need some quick cover? Well Sgt Jellyfish's abandoned house will be perfect for you! It even comes with dirt paint colour! What will you little servitors need: Some cardboard (around 10x10) Stanley/x-acto/sharp knife PVA glue (a...
By: SgtJellyfish

Continue Reading »]]> Sun, 4 Sep 2011 23:07:06 UTC http://www.instructables.com/id/How-to-Make-a-Trebuchet/
How to Make a Trebuchet - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FDV/NA7A/GS3BDM45/FDVNA7AGS3BDM45.SQUARE2.jpg http://img.instructables.com/files/deriv/FDV/NA7A/GS3BDM45/FDVNA7AGS3BDM45.SQUARE.jpg http://img.instructables.com/files/deriv/FDV/NA7A/GS3BDM45/FDVNA7AGS3BDM45.SMALL.jpg howtowithmanish Here is a Simple Way to Build a Trebuchet. A trebuchet is a siege engine that was used in the Middle Ages to fling projectile of up to 140 pounds at enemy structures. Please Rate this Instructable :) What you need: 1. Popsicle sticks 2. Super Glue 3. Double-Sided Tape 4. Electrical Tape 5. ...
By: howtowithmanish

Continue Reading »]]> Sun, 4 Sep 2011 18:40:11 UTC http://www.instructables.com/id/easy-grappling-rig-for-your-two-man-air-cannon-sho/ http://img.instructables.com/files/deriv/F07/W6IV/GRFMW77F/F07W6IVGRFMW77F.SQUARE2.jpg http://img.instructables.com/files/deriv/F07/W6IV/GRFMW77F/F07W6IVGRFMW77F.SQUARE.jpg http://img.instructables.com/files/deriv/F07/W6IV/GRFMW77F/F07W6IVGRFMW77F.SMALL.jpg snorelaxy7 my air cannon with the grappling rig shooting
By: snorelaxy7

Continue Reading »]]> Fri, 26 Aug 2011 11:59:42 UTC http://www.instructables.com/id/easy-two-man-air-cannon-shooting/ http://img.instructables.com/files/deriv/FEB/NWRG/GRSXC8ZD/FEBNWRGGRSXC8ZD.SQUARE2.jpg http://img.instructables.com/files/deriv/FEB/NWRG/GRSXC8ZD/FEBNWRGGRSXC8ZD.SQUARE.jpg http://img.instructables.com/files/deriv/FEB/NWRG/GRSXC8ZD/FEBNWRGGRSXC8ZD.SMALL.jpg snorelaxy7 this is my two man air cannon shooting.
By: snorelaxy7

Continue Reading »]]> Fri, 26 Aug 2011 10:27:44 UTC http://www.instructables.com/id/easy-grappling-rig-for-your-two-man-air-cannon/
easy grappling rig for your two man air cannon - More DIY How To Projects]]> http://img.instructables.com/files/deriv/F03/QM1Q/GRFN3AYC/F03QM1QGRFN3AYC.SQUARE2.jpg http://img.instructables.com/files/deriv/F03/QM1Q/GRFN3AYC/F03QM1QGRFN3AYC.SQUARE.jpg http://img.instructables.com/files/deriv/F03/QM1Q/GRFN3AYC/F03QM1QGRFN3AYC.SMALL.jpg snorelaxy7 this is a simple rig to turn your two man air cannon into a grapple. what you need to make this you need; -sellotape/electrical tape -clay -a wooden arrow shaft -easy two man air cannon by snorelaxy7 -a fishing reel how to make it first tape the fishing reel to the side of your pipe.  t...
By: snorelaxy7

Continue Reading »]]> Fri, 26 Aug 2011 08:07:01 UTC http://www.instructables.com/id/Quick-Release-Trigger/ http://img.instructables.com/files/deriv/FPX/3E3M/GRFN2D8I/FPX3E3MGRFN2D8I.SQUARE2.jpg http://img.instructables.com/files/deriv/FPX/3E3M/GRFN2D8I/FPX3E3MGRFN2D8I.SQUARE.jpg http://img.instructables.com/files/deriv/FPX/3E3M/GRFN2D8I/FPX3E3MGRFN2D8I.SMALL.jpg JetBoer This is but a simple, yet highly effective quick release trigger assembly that can be built by anyone with some very basic tools and supplies. I Also included some CAD photos for a more clear view. Before we succeed we must at least fail one time. This video shows the trigger in operation with too ...
By: JetBoer

Continue Reading »]]> Mon, 22 Aug 2011 21:26:44 UTC http://www.instructables.com/id/Chopstick-Crosbow-Arrows/
Chopstick Crossbow Arrows - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FWE/VX3P/GR0E71QA/FWEVX3PGR0E71QA.SQUARE2.jpg http://img.instructables.com/files/deriv/FWE/VX3P/GR0E71QA/FWEVX3PGR0E71QA.SQUARE.jpg http://img.instructables.com/files/deriv/FWE/VX3P/GR0E71QA/FWEVX3PGR0E71QA.SMALL.jpg nurdee1 In this instructable I will show you how to make simple arrows from chopsticks. These arrows aren't very sharp so they are petty safe but they are still sharp enough for target practice. Note: By target practice I mean shooting at foam blocks or straw bails not cats, dogs, cars, or grandfathers. M...
By: nurdee1

Continue Reading »]]> Sat, 6 Aug 2011 14:06:41 UTC http://www.instructables.com/id/Awesome-Mini-Catapult/
Awesome Mini Catapult! - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FV1/3QKL/GQZJMKH3/FV13QKLGQZJMKH3.SQUARE2.jpg http://img.instructables.com/files/deriv/FV1/3QKL/GQZJMKH3/FV13QKLGQZJMKH3.SQUARE.jpg http://img.instructables.com/files/deriv/FV1/3QKL/GQZJMKH3/FV13QKLGQZJMKH3.SMALL.jpg slipknot rules Have you ever wanted a simple, easy to build, powerful Mini Catapult?!  Who hasnt! This is a very simple yet powerful plastic spoon type catapult that utilises the elasticity of 4 rubber bands. You will need: Tools- -Dremel -Dremel cut-off disk -Chisel (or sharp knife) -Drill -8mm drill bit -2mm ...
By: slipknot rules

Continue Reading »]]> Sat, 6 Aug 2011 06:33:47 UTC http://www.instructables.com/id/CheapEasy-Rubber-Band-Powered-Launcher-100m/
Cheap/Easy Rubber Band Powered Launcher! 100m+ - More DIY How To Projects]]> http://img.instructables.com/files/deriv/F89/GHO3/GQQ5KMRP/F89GHO3GQQ5KMRP.SQUARE2.jpg http://img.instructables.com/files/deriv/F89/GHO3/GQQ5KMRP/F89GHO3GQQ5KMRP.SQUARE.jpg http://img.instructables.com/files/deriv/F89/GHO3/GQQ5KMRP/F89GHO3GQQ5KMRP.SMALL.jpg son of s8an This is a rubber band powered launcher that can fire over 100m (330ft) depending on the quality of the finished product and the ammunition used. I will try to add a video of it in use sometime soon. This is my first instructable, i am sorry for any flaws and blurry photos. I take no responsibility...
By: son of s8an

Continue Reading »]]> Sun, 31 Jul 2011 10:21:15 UTC http://www.instructables.com/id/Popsicle-Stick-Catapault/
Popsicle-Stick Catapault - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FCQ/BTXS/GQB4X9KS/FCQBTXSGQB4X9KS.SQUARE2.jpg http://img.instructables.com/files/deriv/FCQ/BTXS/GQB4X9KS/FCQBTXSGQB4X9KS.SQUARE.jpg http://img.instructables.com/files/deriv/FCQ/BTXS/GQB4X9KS/FCQBTXSGQB4X9KS.SMALL.jpg zjschafer Using popsicle sticks and hot glue, this Instructable will show you how to create your very own easy to make catapault. This is my signature design and I made it all in just 15-20 minutes ! TIP: Ensure to add extra glue to segmented pieces to reenforce its structure and to prevent it from breaking ...
By: zjschafer

Continue Reading »]]> Fri, 22 Jul 2011 14:35:25 UTC http://www.instructables.com/id/Tampon-Launcher/ http://img.instructables.com/files/deriv/FZ3/VHOJ/GQ5QBNR0/FZ3VHOJGQ5QBNR0.SQUARE2.jpg http://img.instructables.com/files/deriv/FZ3/VHOJ/GQ5QBNR0/FZ3VHOJGQ5QBNR0.SQUARE.jpg http://img.instructables.com/files/deriv/FZ3/VHOJ/GQ5QBNR0/FZ3VHOJGQ5QBNR0.SMALL.jpg dgonzalez4 We are members of H Entry, a part of MacGregor House, an MIT dormitory. And here is our Tampon Launcher! (It shoots other things, too. Our second favorite is ketchup packets, that act as red paintballs!) Materials needed: -Wide diameter PVC pipe, for main pressure chamber. -Endcap for this pressur...
By: dgonzalez4

Continue Reading »]]> Mon, 18 Jul 2011 05:31:05 UTC http://www.instructables.com/id/The-Insensible-a-counterweight-trebuchet/
"The Insensible" - a counterweight trebuchet - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FAZ/9L4J/GQ2216ZJ/FAZ9L4JGQ2216ZJ.SQUARE2.jpg http://img.instructables.com/files/deriv/FAZ/9L4J/GQ2216ZJ/FAZ9L4JGQ2216ZJ.SQUARE.jpg http://img.instructables.com/files/deriv/FAZ/9L4J/GQ2216ZJ/FAZ9L4JGQ2216ZJ.SMALL.jpg squiggy2 Lindsey over the road has a big back yard. My family as been coveting his land for some time now. Finally I decided enough is enough, and began to plot the annexation of number 5. The first hurdle to overcome was getting past the formidable defences - a 6-foot high wooden fence with reinforced gate....
By: squiggy2

Continue Reading »]]> Wed, 13 Jul 2011 17:41:52 UTC http://www.instructables.com/id/The-Underwearapult/ http://img.instructables.com/files/deriv/F09/39AV/GPZ9R9GS/F0939AVGPZ9R9GS.SQUARE2.jpg http://img.instructables.com/files/deriv/F09/39AV/GPZ9R9GS/F0939AVGPZ9R9GS.SQUARE.jpg http://img.instructables.com/files/deriv/F09/39AV/GPZ9R9GS/F0939AVGPZ9R9GS.SMALL.jpg patriots8888 I have recently become interested in catapults, guns, trebuchets, etc. Iv'e always been too young and inexpierinced to build one. Hoewever we recently finished remodeling our kitchen so there was lots of extra pieces of wood that no one was using (I hope :p) I mainly built this as a toy for my dog. ...
By: patriots8888

Continue Reading »]]> Mon, 11 Jul 2011 20:06:31 UTC http://www.instructables.com/id/Blunt-force-trauma-darts/
"Blunt-force trauma" darts - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FHD/UIOO/GP7IHW3U/FHDUIOOGP7IHW3U.SQUARE2.jpg http://img.instructables.com/files/deriv/FHD/UIOO/GP7IHW3U/FHDUIOOGP7IHW3U.SQUARE.jpg http://img.instructables.com/files/deriv/FHD/UIOO/GP7IHW3U/FHDUIOOGP7IHW3U.SMALL.jpg Llama Nerds These throwable, blowable, "blunt-force trauma" darts are great for LARPing ("Lightning bolt!"), blow gunnery, or any other form of projectile fun which should not include potential puncture wounds, but in which bruising and denting would be okay. What you'll need For supplies, you'll need to fol...
By: Llama Nerds

Continue Reading »]]> Sun, 10 Jul 2011 08:13:53 UTC http://www.instructables.com/id/Uberstix-Catapult/
Uberstix Catapult - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FWR/KU76/GPVEVQOL/FWRKU76GPVEVQOL.SQUARE2.jpg http://img.instructables.com/files/deriv/FWR/KU76/GPVEVQOL/FWRKU76GPVEVQOL.SQUARE.jpg http://img.instructables.com/files/deriv/FWR/KU76/GPVEVQOL/FWRKU76GPVEVQOL.SMALL.jpg alarson3 a cool and pocket sized catapult made of uberstix If you don't know what uberstix are, google it. Build the base Just follow the pictures. Add arm Follow the pictures
By: alarson3

Continue Reading »]]> Sat, 9 Jul 2011 18:56:23 UTC http://www.instructables.com/id/Mini-clothespin-catapult/
Mini Clothespin Catapult And Crossbow - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FFS/QC9X/GP7IHWP4/FFSQC9XGP7IHWP4.SQUARE2.jpg http://img.instructables.com/files/deriv/FFS/QC9X/GP7IHWP4/FFSQC9XGP7IHWP4.SQUARE.jpg http://img.instructables.com/files/deriv/FFS/QC9X/GP7IHWP4/FFSQC9XGP7IHWP4.SMALL.jpg vishalapr A few days ago I went to a local supermarket and I saw that a whole pack of 50 clothespins costs only 3zl(1$) so I decided to buy those as I could make a lot of things from them and they were cheap! So after a bit of thinking I came up with this catapult and crossbow that I made from only 19 clothe...
By: vishalapr

Continue Reading »]]> Sat, 9 Jul 2011 11:12:19 UTC http://www.instructables.com/id/pencil-crossbow-3/
pencil crossbow - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FK1/VUBV/GPVF226S/FK1VUBVGPVF226S.SQUARE2.jpg http://img.instructables.com/files/deriv/FK1/VUBV/GPVF226S/FK1VUBVGPVF226S.SQUARE.jpg http://img.instructables.com/files/deriv/FK1/VUBV/GPVF226S/FK1VUBVGPVF226S.SMALL.jpg chimp022 This is a fun but effective pencil crossbow that is cheap and easy to make. Things you will need For this crossbow you will need: 4 pencils 1 rubber band 1 close peg and some duct tape. For the ammo you will need a pencil Making the crossbow To start with join two of the pencils in the middle...
By: chimp022

Continue Reading »]]> Thu, 7 Jul 2011 21:50:33 UTC http://www.instructables.com/id/The-Porta-Pault-Water-Baloon-Launcher-update/ http://img.instructables.com/files/deriv/FCZ/3045/GPBDID3H/FCZ3045GPBDID3H.SQUARE2.jpg http://img.instructables.com/files/deriv/FCZ/3045/GPBDID3H/FCZ3045GPBDID3H.SQUARE.jpg http://img.instructables.com/files/deriv/FCZ/3045/GPBDID3H/FCZ3045GPBDID3H.SMALL.jpg That One Eegit           This is my entry for the launch it Contest! Me and my Brother (Macky D on instructables), had our own launch it contest to get us motivated to make something for this contest.  I eventually won by over doing it. Through all experiments and changes, the final design is what you see on your ...
By: That One Eegit

Continue Reading »]]> Wed, 6 Jul 2011 21:56:01 UTC http://www.instructables.com/id/The-Porta-Pault-Water-Baloon-Launcher/
The Porta-Pault Water Baloon Launcher! - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FOQ/6S6K/GPBD3S9V/FOQ6S6KGPBD3S9V.SQUARE2.jpg http://img.instructables.com/files/deriv/FOQ/6S6K/GPBD3S9V/FOQ6S6KGPBD3S9V.SQUARE.jpg http://img.instructables.com/files/deriv/FOQ/6S6K/GPBD3S9V/FOQ6S6KGPBD3S9V.SMALL.jpg That One Eegit This is the catapault that launches water balloons 120 feet, folds up for easy travel, and was under $5! All in one sleek package! Materials The materials for this consistsof: 3 8 foot wooden boards 3/4 inch thick by 1 1/2 inch wide # feet of latex tubing (or a full pack of rubber bands(latex tub...
By: That One Eegit

Continue Reading »]]> Wed, 29 Jun 2011 22:23:10 UTC http://www.instructables.com/id/Desktop-Ballista/ http://img.instructables.com/files/deriv/F1C/HMJO/GP7IRXAP/F1CHMJOGP7IRXAP.SQUARE2.jpg http://img.instructables.com/files/deriv/F1C/HMJO/GP7IRXAP/F1CHMJOGP7IRXAP.SQUARE.jpg http://img.instructables.com/files/deriv/F1C/HMJO/GP7IRXAP/F1CHMJOGP7IRXAP.SMALL.jpg ICBMer This Ballista adds a touch of class to any Desk. The Ballista is Greek in origin but used by the Romans and by empires of the middle ages as well. Though it may not use the torsion springs of the original Greek Ballistas (which originated from about 400 B.C.) it still retains some of the original ...
By: ICBMer

Continue Reading »]]> Wed, 22 Jun 2011 05:37:07 UTC http://www.instructables.com/id/Trebuchet/ http://img.instructables.com/files/deriv/F4R/LZ6W/GOOP5NTL/F4RLZ6WGOOP5NTL.SQUARE2.jpg http://img.instructables.com/files/deriv/F4R/LZ6W/GOOP5NTL/F4RLZ6WGOOP5NTL.SQUARE.jpg http://img.instructables.com/files/deriv/F4R/LZ6W/GOOP5NTL/F4RLZ6WGOOP5NTL.SMALL.jpg qwerty987      I made this trebuchet a while back, and found that it could hurl a small fishing weight about 100 feet each time.  A trebuchet can fling a projectile by using the counterweight to pull up the arm and the sling.  The trebuchet was built to throw their projectiles high and not as far as possible...
By: qwerty987

Continue Reading »]]> Fri, 10 Jun 2011 19:33:59 UTC http://www.instructables.com/id/Pocket-Catapult/
Pocket Catapult - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FPP/YERR/GOHMAWBP/FPPYERRGOHMAWBP.SQUARE2.jpg http://img.instructables.com/files/deriv/FPP/YERR/GOHMAWBP/FPPYERRGOHMAWBP.SQUARE.jpg http://img.instructables.com/files/deriv/FPP/YERR/GOHMAWBP/FPPYERRGOHMAWBP.SMALL.jpg MrF_DT_teacher Hi There, I've been toying around with wooden peg ideas using elastic bands to give them grip when it dawned on me. The same principle could be used to create a really simple and really small catapult. So here it is, a step by step guide to make the worlds simplest catapult. Ive used 3D models dra...
By: MrF_DT_teacher

Continue Reading »]]> Sun, 5 Jun 2011 20:45:07 UTC http://www.instructables.com/id/How-to-Have-Fun-with-Your-Trebuchet/ http://img.instructables.com/files/deriv/FSA/4GBT/GMVSCTH7/FSA4GBTGMVSCTH7.SQUARE2.jpg http://img.instructables.com/files/deriv/FSA/4GBT/GMVSCTH7/FSA4GBTGMVSCTH7.SQUARE.jpg http://img.instructables.com/files/deriv/FSA/4GBT/GMVSCTH7/FSA4GBTGMVSCTH7.SMALL.jpg ksnancy You've built your 860 pound counter-weighted trebuchet, now what do you do with it?  (Sorry we didn't take photos as we were building!)  Probably the best activity is to find an old camping trailer that no one wants, invite all of your friends over, and spend the weekend bombarding it.  But it is al...
By: ksnancy

Continue Reading »]]> Sun, 24 Apr 2011 17:54:24 UTC http://www.instructables.com/id/Office-Crossbow-With-Trigger/
Office Crossbow With Trigger - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FX7/94VZ/GMIGH645/FX794VZGMIGH645.SQUARE2.jpg http://img.instructables.com/files/deriv/FX7/94VZ/GMIGH645/FX794VZGMIGH645.SQUARE.jpg http://img.instructables.com/files/deriv/FX7/94VZ/GMIGH645/FX794VZGMIGH645.SMALL.jpg tynow this is my first i'ble so be nice plz :) first, sorry for the pics not being clear but i used my ipod:)second, this is a crossbow you could build with stuff that might be in the office so you might, well, you know, build it in the office BUT DO NOT HURT PEOPLE, thank you, have a nice day. The su...
By: tynow

Continue Reading »]]> Fri, 22 Apr 2011 19:22:32 UTC http://www.instructables.com/id/How-to-Make-a-Quick-Powerful-and-Cheap-Bow-From-a/
How to Make a Quick, Powerful and Cheap Bow From a Plastic Hanger - More DIY How To Projects]]> http://img.instructables.com/files/deriv/F6V/7MZJ/GLWQWIZT/F6V7MZJGLWQWIZT.SQUARE2.jpg http://img.instructables.com/files/deriv/F6V/7MZJ/GLWQWIZT/F6V7MZJGLWQWIZT.SQUARE.jpg http://img.instructables.com/files/deriv/F6V/7MZJ/GLWQWIZT/F6V7MZJGLWQWIZT.SMALL.jpg Cam918 This Instructable will show you how to make a quick, easy bow, with pencils for ammo. You will need: -A plastic hanger like the one in the picture -A rubber band -Pencils for ammunition "Stringing" the Bow Pull the rubber band over the hanger and put it in the 2 inside notches. Finishing Touch...
By: Cam918

Continue Reading »]]> Mon, 4 Apr 2011 23:38:23 UTC http://www.instructables.com/id/Ping-Pong-Ball-Catapult/
Ping Pong Ball Catapult - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FFG/85PS/GLU0HZ4U/FFG85PSGLU0HZ4U.SQUARE2.jpg http://img.instructables.com/files/deriv/FFG/85PS/GLU0HZ4U/FFG85PSGLU0HZ4U.SQUARE.jpg http://img.instructables.com/files/deriv/FFG/85PS/GLU0HZ4U/FFG85PSGLU0HZ4U.SMALL.jpg poza Inspired by all the creative minds here on instructables, I made a ping pong catapult for my kids to play with.  Materials used: Several 1/2 inch x 1/2 inch dowels (about 7 or 8). The longest piece is 12 inches long. 2 paint stirrers several zip ties 2 aluminum pipes (1/4 inch in diameter) 4 inches...
By: poza

Continue Reading »]]> Wed, 30 Mar 2011 04:14:08 UTC http://www.instructables.com/id/crossbow-4/ http://img.instructables.com/files/deriv/FOO/QC40/GLL50AF4/FOOQC40GLL50AF4.SQUARE2.jpg http://img.instructables.com/files/deriv/FOO/QC40/GLL50AF4/FOOQC40GLL50AF4.SQUARE.jpg http://img.instructables.com/files/deriv/FOO/QC40/GLL50AF4/FOOQC40GLL50AF4.SMALL.jpg lawdawg The pics are of a fully functional desk mounted crossbow that I built out of 74 paperclips, one rubberband and one ink pen(for the projectile).
By: lawdawg

Continue Reading »]]> Mon, 28 Mar 2011 18:03:10 UTC http://www.instructables.com/id/Howitzer-Potato-Cannon/
Howitzer Potato Cannon - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FD7/I7JI/GLFUDFWL/FD7I7JIGLFUDFWL.SQUARE2.jpg http://img.instructables.com/files/deriv/FD7/I7JI/GLFUDFWL/FD7I7JIGLFUDFWL.SQUARE.jpg http://img.instructables.com/files/deriv/FD7/I7JI/GLFUDFWL/FD7I7JIGLFUDFWL.SMALL.jpg Flagella Please vote for this Instructable in the Epilog Laser Challenge! This is a two part Instructable designed to demonstrate how to construct 1) A hybrid potato cannon capable of accelerating a projectile to supersonic speeds and 2) A cannon mount that resembles a WWII Howitzer field piece. This is ab...
By: Flagella

Continue Reading »]]> Mon, 21 Mar 2011 02:29:08 UTC http://www.instructables.com/id/Mini-spud-launcher/
Mini spud launcher - More DIY How To Projects]]> http://img.instructables.com/files/deriv/FDE/7JEL/GKS0VLX2/FDE7JELGKS0VLX2.SQUARE2.jpg http://img.instructables.com/files/deriv/FDE/7JEL/GKS0VLX2/FDE7JELGKS0VLX2.SQUARE.jpg http://img.instructables.com/files/deriv/FDE/7JEL/GKS0VLX2/FDE7JELGKS0VLX2.SMALL.jpg ryobi The Mini Spud Launcher launches tiny bits of potato. The good thing about this project is it is all under $5. This project is small but it gets about 18-20 feet of range. Parts You will need: 1 bicycle pump (preferred foot pump) 1 bicycle tire stem 1 1/2" pvc threaded end cap 1 1/8"  brass nipple...
By: ryobi

Continue Reading »]]> Sun, 13 Mar 2011 22:27:16 UTC