how to build a catapult for the science fair?

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how to build a catapult for the science fair?

ive looked on google but nothing please help

2007-10-22 09:58:48 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Engineering

2 answers

search for trebuchets, you will find detailed instructions on building one.

http://en.wikipedia.org/wiki/Trebuchet
http://www.trebuchet.com/

the latter charges for plans but you can probably figure it out yourself. They are awesome and fun!

2007-10-22 10:28:53 · answer #1 · answered by Daniel B 2 · 1⤊ 0⤋

Whatever you build, make sure it meets the science fair rules for energy devices. There will be a limit on the size and energy capacity of the thing you build.

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2007-10-22 10:59:15 · answer #2 · answered by tlbs101 7 · 0⤊ 0⤋