"Educational Materials"

Interpret the History of a Specific Geologic Era

Smooth running pulley for investigating mechanical advantage.

Use Colored Chips To Model Atomic Structure.

All Types and Sizes for all Optical Applications.

Learn to draw contour lines and how to indicate elevations on a chart or map.

A set of 15 samples of different materials used to challenge students to identify materials based on measurement of their density. For some specimens this will be straightforward. In other cases, it will lead to a discussion of uncertainty in measurements and data, and to an awareness that different materials may have nearly the same density.

Designed to Introduce Students to the Concept of Molarity.

Alpha, viking and generic E2X rockets in one education bulk pack.

Compare the falling rate of a feather and a guinea (coin) with air resistance and in a vacuum.

Density Cubes, Set of 6 Metals, 0.8" (20mm) sides.

Individual spherical glass lenses.

Sturdy box for investigating frictional forces.

How much Salt is Dissolved in a Body of Water?

Determine the purity of a soda ash sample via gravimetry and acid-base titration.

Investigate The Source Of A Families Health Problems

This balance is the first major advancement in teaching simple machines in decades.