Endless construction fun comes to life when spokes slide into spools at all different angles. From simple structures to designs complex enough for a Nobel Prize winner to enjoy, we have something exciting for everyone!
The SIMPLE MACHINES set is a combination of the basic 5 sets of "Discovering STEM" series and covers all Simple Machines mechanisms. These mechanisms offer a mechanical advantage and are crucial... Read More
Learn how Pulley drives can be used to transfer force with reduced friction and how they can increase force or speed at amazing levels. Pulleys have been used for thousands of years and are essential... Read More
25 geometrically precise balls and 44 sticks easily connect to each other any way you want to build into whatever your imagination can conjure. A spaceship, a castle, a racecar, an igloo, a martian... Read More
Learn how you can transmit power using Cams and Cranks and how they can be used to convert reciprocal to linear motion. Discover how these mechanisms are crucial elements of many machines even though... Read More
Tinkertoy Wild Wheels Building Set
Using the same, time-tested spokes and spools building system, kids get to build and play with eleven smooth-rolling vehicle designs. A small buggy, a high-speed racer, a duck on wheels, and more -... Read More