Catapults
Students have two weeks to build a catapult or trebuchet.
Goal - To see which group can shoot the highest or the furthest (or both)
Bonus points if the catapult can be released (via trigger or cut tension) instead of just pulled back by hand.
Materials:
Paddle Pop Sticks
Rubber Bands
Spoons
Marbles
Tape and Glue
Anything else students would like to add