Melissa & Doug Innovation Academy Moving Rings

Melissa & Doug Innovation Academy kid-powered projects encourage open-ended hands-on exploration & experimentation - - it’s STEM learning made fun! *Easy-to-follow illustrated instructions help kids 8 & older engineer a working machine. Once constructed, activate the vibrating motor which sends rings moving up & down two poles. *This hands-on experiment offers exploration of the principles of sound & vibrations. *Includes all materials & hardware to build, screwdriver, instruction/innovation booklet, collectible Innovation Academy seal, 8 plastic rings, backer card. *The included Innovation Booklet enhances interactive learning long after the project is assembled. 2 AA batteries required, not included