"Gary K. Besonson"

A perfect fit for heavy duty use.

This set features a handy, economical selection of density cubes.

These funnels have large diameter stems for fast powder transfer.

These plates are for use in microchemistry experiments.

Divide single source tubing into two with this autoclavable connector. Fine chemically resistant polypropylene. Package of ten.

All-aluminum construction.

Four gears of different sizes, perfect for any investigation or maker project.

This spatula has a flexible, stainless steel blade with a round end.

Ideal for individual student use.

The Sunprint Kit includes sun sensitive paper to help you make photographic prints using the power of the sun.

We’ve assembled this special Fossil Study Pack to make your classroom activities on ancient life both rewarding and more cost effective.

We’ve assembled this special Fossil Study Pack to make your classroom activities on ancient life both rewarding and more cost effective. This Study Pack contains 10 of each selected fossil, along with key information about its characteristics and its important place in Earth’s history.

We’ve assembled this special Fossil Study Pack to make your classroom activities on ancient life both rewarding and more cost effective. This Study Pack contains 10 of each selected fossil, along with key information about its characteristics and its important place in Earth’s history.

We’ve assembled this special Fossil Study Pack to make your classroom activities on ancient life both rewarding and more cost effective.

We’ve assembled this special Fossil Study Pack to make your classroom activities on ancient life both rewarding and more cost effective.

We’ve assembled this special Fossil Study Pack to make your classroom activities on ancient life both rewarding and more cost effective.