Explore Gears, Levers, Pulleys, Ramps, Wedges, and Wheels
A comprehensive set of 1432 K'NEX pieces that lets up to four simultaneous student groups explore simple machines. The teacher's guide is written to help teachers meet NSES standards and contains both key facts and inquiry-based lesson plans. Four copies of the master building book are included to allow 12-16 students to work on each project. Models demonstrate 1st, 2nd, and 3rd class levers, fixed, movable, compound, and block & tackle pulley systems, wheels and axles, inclined planes, screws and wedges, and 5 different gear systems.