TEACHER FAVORITE
Pulley Demonstration System
Set up a double pulley and a single pulley, each with a 200 g mass. Simultaneously pull the string of each from the same vertical height down to the base. Observe that the mass of the single pulley moves twice as high as the double pulley with twice the force.
U.S. Educator Price
$256

From the wheels on a bicycle to the gears in a car, the Pulley Demonstration System helps explain how things work.

What's Included

See the Product Description for this item's included accessories.