"WardsSci000478"

Large, black, rounded tektite, 1 1/2". Thailand.

This combination unit indicates the inside and outside temperatures and the indoor humidity.

Rubber stamp the real weather on a given day or what the students would like the weather to be. With this set of 12 different high quality stamps, learn about the changing weather patterns.

Compact, 2-in-1 field tool and weather instrument.

1 pound of black sand packaged in a heat-sealed bag.

Attractive Display, Accurate Readings.

Display Indoor and Outdoor Temperatures Simultaneously.

This replacement high-concentration diamond wheel is six inches in diameter.

This coloful mix of naturally colored polished stones are available in a variety of tumbled sizes. 1 lb. package.

Use the solar radiation shield with HOBO external sensors for improved temperature measurement accuracy in locations exposed to sunlight.

Teach students how to identify minerals with this collection.

Demonstrate How to Measure Wind Speed

Multifunction Capability in One Affordable Instrument

For Use With Solar Cell.

Introductory Planetarium is a simple model for hands-on demonstrations.

With this collection of science kits, you and your students can explore the concepts behind and the many applications of solar hydrogen, direct methanol, and other fuel cell technologies.