Each Demonstration Model measures approximately 2-1/2 times the size of the student version and is great for classroom demonstration. A system of two or more toothed wheels meshed together so that the motion of one directs the others to employ a for..

Ever wonder how your car works? The Motion Converter shows how the power generated by the pistons in your engine transfer to the wheels, making them turn round and round. Includes a detailed activity guide which details the history of the model, practic..

Ever wonder how your car works? The Motion Converter shows how the power generated by the pistons in your engine transfer to the wheels, making them turn round and round. Excellent for small groups or individual study. Includes a detailed activity guide..

Make your own models! This themed set features some of the most impressive models in the Engineering Series. Includes instructions and a 36-pg. activity book.

Students will be well on their way to understanding how gears work and applying that knowledge to designing their own models with this comprehensive kit. Includes all of the materials required to build basic models, such as a winch and a trundle cart, c..

A system of two or more toothed wheels meshed together so that the motion of one directs the others to employ a force in a direction in which the resistance is to be moved. Excellent for small groups or individual study. Includes a detailed activity gui..

This set of 300 gears offers 40-, 30-, and 20-tooth gears (with a 3/16" bore to accommodate the most popular dowel size) and a 12-tooth gear with a push-fit to 2 mm motor shafts.

Truly a work of art! This high-tech set includes over 500 pieces of Marble Mania gear to keep young architects busy for hours on end. Once built, watch the Genius come to life with exciting twists and turns, electronic sounds, loops, and rotating ge..

Useful for demonstrating this fundamental and frequently-used mechanism. All components are made with a high degree of precision. Assembled on transparent perspex sheets to facilitate teaching. Easy to assemble or disassemble. One-year warranty...