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Description:
You already know that the mesmerizing, calming motion of this 5-ball cradle demonstrates science in action- well check out this?futuristic take on a classic desk accessory.?It's the single most addicting way to demonstrate Newton's law of conservation of momentum and energy, which makes it a great education?tool, in addition to being fun to watch. And now that we've equipped each frosted glass sphere with two LEDs, it's even more hypnotic. Lights react based on their position. Start a kinetic chain reaction with one ball and see how the others change color in response. Do two or three. Or one from each end. Go wild.
Product Specifications:
- A futuristic take on this classic desk accessory
- Bright, multi-color LED's in each sphere
- See the laws of conservation of mass and energy expressed in color!
- Programmed with three lighting modes - flash, fade, color cycle
- Materials: Plastic, wire, LED's, frosted glass
- Batteries: 6 1.5V AA alkaline batteries (not included, but available here) (c. 13 hours of continuous use)
- Some assembly required (no tools - just popping the rails in place)
- Dimensions: 7" wide x 6" deep x 7 3/4" tall
- Weight: 1 lb. (without batteries)
- Ages 14+