"WardsSci100002"

Teach your students about gear ratios and different gear configurations and how these concepts are used to change the amount of applied force to an object.

Economical and effective.

Show the mechanical advantage of the wheel and axle.

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

These free-running plastic pulleys are durable in design.

Investigate the power of simple machines.

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.

This wooden machine has a sturdy wooden construction ideal for classroom use.

Allow students to investigate the advantage behind different gear ratios.

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