UGears STEM LAB Random Generator - 160 Pieces Slot Car Sets extreme heavy duty with 6mm

extreme heavy duty with 6mm axle (1)/ screw pins (1) (left or right) (fully assembled

were rediscovered on the floor of Alexandria's harbor in 1968 and can still be seen by divers today

EMD GP40 diesel locomotive with operating headlight

Estimated assembly time:  About 1

Waterproof 15kg servo

UGears STEM LAB Random Generator - 160 Pieces Slot Car Sets extreme heavy duty with 6mmThe kit comes with a QR code that links to a learning guide detailing the mechanism, operating principles, key features, formulas, and engaging tasks. Youll also get access to an AR app to see the random generator in action. Instead of a coin toss, the Ugears Random Generator offers a fun, educational way to settle everyday decisions. Inside a cube, an octahedron with a weighted metal ball is set in motion by a manual rack and gear drive. As the