Instructables: exploring - play - siege-engines - mini - popular http://www.instructables.com Wed, 7 Dec 2016 04:56:00 PST BLOX v1.01 Mini Siege Engines http://www.instructables.com/id/Mini-Siege-Engines/
Mini Siege Engines - More DIY How To Projects]]> https://cdn.instructables.com/FZC/PA0N/H19RT1K9/FZCPA0NH19RT1K9.SQUARE2.jpg https://cdn.instructables.com/FZC/PA0N/H19RT1K9/FZCPA0NH19RT1K9.SQUARE.jpg https://cdn.instructables.com/FZC/PA0N/H19RT1K9/FZCPA0NH19RT1K9.SMALL.jpg LanceMakes If you enjoy this project, then I encourage you to buy my book, Rubber Band Engineer. You can find it wherever books are sold.Everything I make: LanceMakes.comCatapults - a classic and exciting engineering project that introduces students to fundamental ideas in physics and engineering like energy t...
By: LanceMakes

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Mon, 30 Apr 2012 11:54:36 PDT
Launch It: Torsion Spring Catapult http://www.instructables.com/id/Launch-It%3a-Torsion-Spring-Catapult/
Launch It: Torsion Spring Catapult - More DIY How To Projects]]> https://cdn.instructables.com/FU4/PURA/F54HJ9RD/FU4PURAF54HJ9RD.SQUARE2.jpg https://cdn.instructables.com/FU4/PURA/F54HJ9RD/FU4PURAF54HJ9RD.SQUARE.jpg https://cdn.instructables.com/FU4/PURA/F54HJ9RD/FU4PURAF54HJ9RD.SMALL.jpg i make shooting things True catapult that uses a extremely tightly wound string to power it, it fits in the palm of your hand, it cost under $20. all supplies can be purchased at Michaels. fires small foam objects 40 feet aprox 1053 feet to scale, about 7.5FPS when firing a 14g weight (twice the weight of the catapult its...
By: i make shooting things

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Thu, 16 Aug 2007 10:31:55 PDT
Mini Clothespin Catapult And Crossbow http://www.instructables.com/id/Mini-clothespin-catapult/
Mini Clothespin Catapult And Crossbow - More DIY How To Projects]]> https://cdn.instructables.com/FFS/QC9X/GP7IHWP4/FFSQC9XGP7IHWP4.SQUARE2.jpg https://cdn.instructables.com/FFS/QC9X/GP7IHWP4/FFSQC9XGP7IHWP4.SQUARE.jpg https://cdn.instructables.com/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

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Sat, 9 Jul 2011 04:12:19 PDT