See if your kids can hit varying targets by moving the position of the craft sticks, altering how hard or gently they pull the pumpkin back, and using varying weights of pumpkins. This becomes a Fall STEM activity when you give it goals. Stabilize the bottom of the catapult and pull the top piece back. Glue the bottle cap to the top side of the wedge and let dry. Tie 2 other craft sticks together on one end, then shove the craft sticks over the craft stick stack creating a wedge. Stack 8 craft sticks together and tie with pipe cleaners on two ends.
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