"WardsSci100002"

This package of plastic pulleys contains 25 each of 20, 30 and 40 mm diameter pulleys with 3.2 mm bores and one 10 mm pulley with a push fit to a 2 mm motor shaft.

Smooth-running ball-bearing clamp pulley for use with inclined planes, force experiments, or demonstrations of work and machines, this durable, lightweight plastic pulley fastens to surfaces up to 18 mm thick.

Versatile teaching kit contains enough materials for the whole classroom to learn about and experiment with a variety of pulley configurations. Because these activities are hands-on, students get a real feel for the forces at work.

Economical and effective.

Show the mechanical advantage of the wheel and axle.

These free-running plastic pulleys are durable in design.

This wooden machine is elegantly designed and easy for students to use. Study levers and mechanical advantage both qualitatively and quantitavely.

Investigate the power of simple machines.

Students learn to recognize the difference between work and energy with this apparatus.

The simple Atwood Pulley Machine features two pulleys connected to a sturdy rod.