"Complete Meter Stick Optics Bench"

Complete set of springs for investigating Hooke's law.

The most complete model rocketry kit on the market.

The iconic Alpha III model rocket, complete with launch pad and controller.

These heavy-gauge aluminum carts come completely assembled with low-friction ball bearing wheels and space to carry five ordinary bricks.

Studying dynamic tension has never been easier with this simple form truss kit. The kit includes a half-meter truss with hooks on both sides, V-shaped clamp.Recommended stand and rod, item 470137-892 Required but not included are masses and spring scale.

Wooden moment of force apparatus with accessories.

Educational Materials, Mechanics, Black heavy, 45 meter spool

Plastic pulley with two- part aluminum frame.

Pulley attached to universal clamp.

Plastic pulley with metal clamp, includes knob for tightening.