"PARKWAY PLASTICS, INC."

Learn the history of the discovery of DNA and DNA structure, the nature of genetic inheritance, and the tole of DNA and proteins in genetic expression.

Guide students through dissection with this representation of the common frog. Designed in three-dimensions, the models show a dorsal view and all internal viscera.

Economical pulley for simple machine experiments.

Octagon magnetic stirring bars with integral pivot ring are the most commonly used shape.

Demonstrates static magnetic fields.

SDS Binders keep essential SDS information organized and safe.

What is that Element?

Primary colors filter set.

Learn How To Make Slime and Polymer Worms!

Compact and convenient.

Robotics for grades 3 to 5.

The Air Core Solenoid is perfect for induced magnetic field studies.

Ideal electrostatic tool for generating voltages.

The simple Atwood Pulley Machine features two pulleys connected to a sturdy rod.

Use a new wheel every time.

Practice in multiple positions.