Basic Simple Machines Kit, 1 Each

The United Scientific® Basic Simple Machines Kit is an economical set for teaching levers, pulleys and mechanical advantage. It includes a lever with centimeter scale, two pulleys, a spring scale, weight hangers, a slotted weight set, support rods and an experiment manual covering the three classes of levers and single and double pulley systems. It is teaching equipment for school and introductory college physics classes.