Hape Mighty Hammer Domino Wooden Ball Domino Set

ROBOT HAMMER: As the ball collides with the robot hammer, its potential energy is released, and more dominoes topple. INTERACTIVE KIDS TOY: The transparent tunnel reveals the running process of balls. Watch the whole process from start to finish! WATCH THE DOMINO EFFECT: Momentum is carried through the course by the momentum wheel, dominoes and the wooden ball. When the ball reaches the end, a finishing flag pops up for a dramatic ending as your last domino falls EDUCATIONAL GAME: Using the STEAM value (Science, Technology, Engineering, Arts and Mathematics), the mighty hammer domino toy introduces children to the concepts of potential energy, momentum and gravity. Great for developing logical thinking and understanding of physics principles AGE RECOMMENDATION: This unique toy is perfect for kids 4 years and up