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Posted by on Tuesday, October 9, 2012 at 10:28pm.

We have to build a catapult that can launch a marshmallow at least 10 feet. Can anyone give me any ideas?

  • Science - , Tuesday, October 9, 2012 at 11:12pm

    Think along the lines of a mouse trap, or better yet a rat trap. That spring should catapult a marshmallow across the room (and splatter it to the wall).

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