Two teams of kids design and build catapults to fling a tennis ball as far as possible. Two teams of kid engineers design and build catapults to fling a tennis ball as far as possible.

Learn to build a candy catapult today at the Kids Space at the Cincinnati Museum Center Learn to build a candy catapult today at the Kids Space at the Cincinnati ...

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 ...

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 ...

Q: I think my dad could design a really good pumpkin catapult. Are there any contests around this area to enter? -- M.L., Bettendorf A: I could find one that’s not far away. Morton, Ill., which is ...