Simple Machines: Classroom Model Set
Use these models to easily explain the scientific principles of simple machines??and involve your students so that they quickly master the concepts. Built of durable hardwood, these models will provide years of use in your classroom. Students can??t resist learning!
Set includes inclined plane, lever, gear rack, wheel and axle, screw, pulley, motion converter, fulcrum balance, gear train, pendulum, block and tackle, and wedge (not pictured). Pendulum is 15?« in. tall. GREAT VALUE