Thames & Kosmos Orbiting Solar System Stem Kit

Tradeopia Toy
Availability:

In stock


SKU: 72173
  • Build a colorful, mechanical, rotating model of our solar system!
  • The model uses a windup motor to set the planets in motion–no batteries required.
  • Explore fundamental gear mechanics and discover a special type of gear called a planetary gear.

$29.99

In stock

Purchase this product now and earn 30 Points!

Set the planets in motion with a flick of your wrist! Build a mechanical model of the solar system including the sun and eight planets (also known as an orrery), wind it up, and watch the planets revolve around the sun.

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