"Elementary Science"

Package of 100, 300 or 500 interlocking cubes in 10 standard colors. An activities booklet is included.

Glass lenses mounted on metal frames with bakelite handles.

This set consists of 21 replica fossils in a plastic storage container.

Cut and strip all types of wire, cut bolts in a wide range of sizes, and crimp solderless connections with this tool that has cushion grips.

Shelf Life (months): Indefinite
Storage: Green

Clear polyethylene storage bags lock shut when edges are sealed together.

Explore the factors that affect frictional force. One wide and one narrow face of this block are covered with a non-skid material.

One Giant Stomp For Mankind

Flexible mirrors for optical experiments.

Is your aquarium missing that “natural” feel? This colorful assortment of shells is ideal for turning any fish tank into a realistic environment. Package of 30.

Simulate the cyclonic motion of a twister.

Hang the Whole Solar System From Your Ceiling

This set of blocks, developed by Jodye Selco, is an excellent complementary set to Density Blocks I.

Useful for collision and pendulum experiments.

The Light Combiner is a simple yet dramatic way to demonstrate the additive color process.

Identify critical GHS information at a glance.