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| We built a 15 foot tall (30 foot extended) trebuchet and fired water balloons and other similar projectiles.
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| Convert the 1.5 Liter 7-11 Extreme Gulp into a 3 liter refill machine - simply dremel out the insulation.
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| We made these potato cannons early last year with the goal of being more compact than any of our previous models. They worked great for firing water balloons.
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| Gokarting is fun, especially when you build the vehicle yourself and get to drive it like a madman! 180s, powerslides, and much more await if you have the motivation to construct one.
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| Simple-to-make aluminum blast furnace provides fun for the whole family!
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