"WardsSci100002"

Pulley with universal clamp for variety of surfaces.

Aluminum inclined plane with protractor.

Plastic pulley with table clamp, includes hand knob for tightening.

Pulley attached to universal clamp.

Nine pulleys and an innovative device combine to create a classroom demonstrations for each topic on pulleys in your curriculum.

Plastic pulley with metal clamp, includes knob for tightening.

Steel inclined plane with accessories.

Economical pulley for simple machine experiments.

Economical pulley for simple machine experiments.

Plastic pulley with two- part aluminum frame.