"Ward's® Thermochemistry In The Bag Inquiry Demonstration Activities"

Illustrates How Two Bodies Rotate Freely About their Common Center of Mass

For measuring the densities of larger objects.

These collections provide background into the history of life on Earth.

This Collection has been assembled to provide background into the history of life on Earth.

Classroom Package of Large Needles

These Physical Pitch Sets are highly accurate.

Produces a Louder Tone With a Greater Range of Audible Overtones

Includes set of six tuning forks: 125, 250, 500, 1000, 2000, and 4000 Hz.

Even frequencies make harmonic relationships clear and calculations easier.

A handy addition to your optical bench, this light source features a 7.5 watt incandescent lamp plus a cord and plug for connection to 110 VAC power source.

The replacement chemicals kit contains 5g each of calcium chloride, cupric chloride, cupric nitrate, lithium chloride, potassium chloride, potassium nitrate, sodium bicarbonate, sodium chloride, strontium chloride and strontium nitrate.

Simulate multiple generations of Mendellian inheretance.

Simulated urine testing.

Learn about genetics through phenotypes.

Students learn about contour lines by working with plastic models of an actual Mexican volcano.

Expand Your Enviroscape® Model with the Following Components