Wheel and Axle Model, Learn how this simple machine reduces the force needed to move a load., Each

Details:

ull; This wooden machine has a sturdy wooden construction ideal for classroom use • This apparatus can model how a crane works as well as several other uses for a wheel an axle • Includes an instruction manual to fascilitate student and teacher use of the apparatus • Made of particle board and metal pegs to hold the lever arm and wheels in place. 9 1/2" by 3 3/8" base. Stands 4 1/2" high. Wheel & Axle - Wooden Simple Machines works like a crane