KEVA 86-Piece Trebuchet Set, Natural Pine

Construct a launcher and have fun testing out your creation, sending the balls flying toward field of target planks! This STEM learning tool teaches students valuable concepts in an exciting, hands-on way. 86-piece construction set allows children to build a medieval siege engine. Includes planks, 2 balls and step-by-step blueprint instructions. Use the balls to experiment with your structure when you are finished. You can adjust the counterweight to see how it affects propulsion, launching the balls at your desired target. Students learn valuable STEM (Science, Technology, Engineering and Math) concepts through play. Wooden planks are predrilled for easier assembly. Recommended for ages 7 and up.