"WardsSci000478"

Epidote (Single crystal), Ward's

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

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

For activities and crafting.

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.

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

A versatile marking tool.

Attractive Display, Accurate Readings.

Created especially to meet the requirements of the GLOBE program.

Ideal for storage or display of larger specimens.

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

Multifunction Capability in One Affordable Instrument

For Use With Solar Cell.

Determine Soil Temperature Quickly.

Massive, chlorite-rich.

Measures wind speed and is portable for outdoor use.