Newton’s Cradle LED Light Up

  • $11.99
  • Save $6

  • Glowing Newton ball swing more dazzling at night, the base has a luminous plate, projected onto the glass beads, glass beads showing colorful, very attractive.
  • When feeling tired of studying and working, you can stir balls to hear the clinking sound to ease
  • Not only demonstrates a pendulum, but also shows the Laws of Conservation of Momentum and Energy
  • Made of plastic base, plastic bracket and steel balls
  • Easy and convenient to use.
  • Batteries:4 x AA batteries(Not Included)
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Limited Quantity - Will sell out fast!