Product Number: EL12902
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Grade Pre-K and Up.Perfect for demonstrating Newton’s Laws of Motion, energy, and momentum. Perfectly balanced puck glides on a cushion of air for nearly frictionless motion across any smooth surface. Sturdy bumpers will survive collisions with walls, shoes, or other Air Pucks. 7-1/2 in. dia. x 2-1/2 in. tall. Includes teacher’s guide. Requires four
AAbatteries (not included).