KiwiCo Build It Yourself Cannonball Launcher Stem Kit NIB *GREAT KIDS GIFT**

KiwiCo Build It Yourself Cannonball Launcher Stem Kit New In Box *GREAT KIDS GIFT** Awesome Gift for a child. Fun to learn while playing. Age Level 8-11 Years MPN 00566 UPC 0858485005665 Build, aim, and launch into fun! Build an elastic-powered launcher that can swivel and fire soft foam cannonballs. Change the aim to experiment with angles and explore the science of energy. This set includes 3 cannonballs for loads of playtime.