DIY catapult

This is experiment is both easy to make and fun to play for the kids.

You will need: plastic cups and a soft ball (you can even use a paper ball).

• Cut the bottom of the cup.
• Cut the balloon by half.
• Place the balloon onto the cup and tie the opening. Make sure the knot is in the centre of the circle.
• Your catapult is ready for loading 🙂

See more easy experiments for kids in KROKOTAK: