Thames & Kosmos Orbiting Solar System STEM Kit | Build a Rotating Solar System Model | Planets Revolve Using a Windup Motor | Explore Gear Ratios | Science Fairs | Difficulty Level: Intermediate Small
Key features
- •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.
- •Great for science fair projects, you'll learn about the planets' celestial orbits and tons of cool planetary facts.
- •Includes a built-in expansion slot should the mysterious Planet Nine be discovered!
- •Assembly time: 1-2 hours, Difficulty Level: Intermediate
Thames & Kosmos Orbiting Solar System STEM Kit | Build a Rotating Solar System Model | Planets Revolve Using a Windup Motor | Explore Gear Ratios | Science Fairs | Difficulty Level: Intermediate Small
List Price: $41.76$37.58DEALYou Save: $4.18 (10%)
Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 22, 2026In Stock (30)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection
