"WardsSci000478"

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

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

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

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

For Use With Solar Cell.

Multifunction Capability in One Affordable Instrument

Determine Soil Temperature Quickly.

Learn while you play with this interactive review game. Students play Bingo using 75 review cards covering the curriculum standards on rocks.

Interactive, hands-on, and digital resources about owls, owl pellet dissection, and prey identification.

Convenient 10-in-1 Environmental Meter measuring Air Velocity, Air Flow, Air Temperature, Type K Temperature, Heat Index, Humidity, Wet Bulb, Dew Point, Windchill, and Light Level.