"The Mystery of Lyle and Louise"

Look for the V at the neck.™ Economical, disposable tools for transferring, collecting, and handling chemical and biological materials.

These balances are perfect for school laboratory, AP class, or prep-room use.

Safe and Colorful Activity

Made for cleaning graduated cylinders, bottle necks, and more.

Interactive inventions!

Coal bed leaf impression. Hand specimen.

This exceptional guide to North American insects is a benchmark against which all other guides are measured.

Measurement, control, regulation, and programming for middle/high school and beyond.

High quality drosophila bottles at a reasonable price.

Accommodates larger diameter tubes.

Featuring slotted holes for four funnels, it is constructed of hardwood with a metal clamp and thumbscrew for attaching it to a support rod.

Preserved specimens in resin material.

Preserved frog life cycle in resin material.

Preserved specimens in resin material.

Build a propeller-driven car to explore energy conversion and motion.

Tris-Borate-EDTA Solution is premixed.