This Newtonian demonstrator is a large size to clearly explain the theory. Wooden frame consists of five nickel plated steel balls of uniform mass suspended from the frame.
- Product dimension - 9.5" L x 8" W x 8" H
- Product weight - 1.8 lbs
- See newton's laws of motion in action
- Includes instructions
- 8 plus years， grade 3 plus
- Free from defects in material and workmanship
- 1 year limited warranty
- Wood， Steel
- Wipe Clean
- Imported
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