![]() You use engineering to construct the catapult and science to test how well various objects and designs work (speed/distance/weight/etc). What do you think will happen? Which design/projectile is best?Ĭatapults are super fun and educational. Try launching other projectiles, such as marshmallows. Try building the catapult with more popsicle sticks and other designs.What might make a difference in how far it travels? Measure the distance the pom pom traveled. Release and watch the pom pom launch! Where will the pom pom go? How far will it go? Hold the catapult with one hand and use your other hand to pull down on the egg.Set the half of a plastic Easter egg (cup side up) on the hot glue.Place a dollop of hot glue on the upper part of the launcher stick.Attach the larger stack to the stick on the top using a rubber band.Pull the two popsicle sticks slightly apart and place the larger stack of sticks in between the two.Wrap one rubber band around one end of these two sticks to hold them together. ![]() Take two popsicle sticks and stack them together. ![]()
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