"WardsSci000474"

Two each of top diameter 65mm and 100mm and 120mm. All are 60° angle. Set of six.

Demonstrate refraction and internal reflection.

These pitchers are made with shatter-proof polypropylene.

Good way to introduce them to the different layers of Earth in a concrete manner.

One edge is graduated 0 to 30 cm with mm divisions.

Six inch, clear plastic circular protractor for measuring 360° in 1° divisions. It has a beveled edge and a cutout center.

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

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.

Glass lenses mounted on metal frames with bakelite handles.