"WardsSci000478"

Collect Insects from Shrubbery

An introductory rock set contains six samples from each of the three major rock types.

Sale

Study both an active alpine glacier and Its erosional effects.

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

Painstakingly handpainted for accuracy and realism.

White, fine, massive, opaque to slightly translucent.

Survey set improves student's recognition of all three major rock groups.

Gray-to-brown basaltic, with over 50% vesicles.

Sale

Light gray, earthy.

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