"power+supply"

Illustrate force vectors and resultants.

Traditional glass mirrors.

Investigate converging and diverging lenses and mirrors.

Instruments for chalkboard demonstrations.

A superior grade of rubber that has softness, resiliency, and durability

Much Stronger Than Plastic Clamps

Quickly add a hook to a support rod.

Designed to homogenize cells and plant tissue or to re-suspend protein and DNA pellets.

One Pound of Two-Hole Rubber Stoppers in Various Sizes.

Compass for everyday applications.

Economical switch for circuit experiments

Tape, masking, red, 1".

Easy to use microtome to prepare slide sections.

Dissecting Pan Wax

Support rings for funnels of all sizes.

Useful for metal filing or glass cutting.