A craft stick catapult is easy to build and full of STEM and physics learning. My family had a blast launching marshmallows and trying to catch them in our mouths. Who knew STEM and physics could be ...
Use a combination of simple machines to build a catapult. Use a combination of simple machines, a lever, and an axle to build a catapult, and then use the catapult to conduct a simple investigation ...
An industrial robot throws bowling balls 120 feet into the side of an RV that proceed to light a bowling ball on fire? The builder wanted to make a catapult that could destroy a car with bowling balls ...
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