"Geology and Earth Science Clearance"

Ptolemaic Planetary System Model.

Coarse, 'salt and pepper': dark pyroxene and light andesine. Provides perfect representation of an intermediate igneous rock.

Stream table kits For the most detailed and thorough demonstrations of sediment transport.

Clear rhombs showing double refraction.

Designed for Introductory College Petrography Labs.

The 2-ply Boot foot Hipper is a rugged and classic poly rubber hip boot design.

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

Hematite-cemented quartz; orthoquartzite.

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

These delightful young reader books use splendid cut-outs, eye pleasing illustrations and even an amusing song or two to guide students through the changing seasons, to teach them that weather can be observed and that weather can vary from day to day and from season to season, and that weather can affect what we do and what we wear.

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The most complete series of human ancestry

Choose one, or all of our specific structures models to introduce concepts of unit cells, coordination numbers and crystal systems; or as valuable aids when discussing solid state, X-ray diffraction, cohesive forces and other topics. (The characteristic unit cell can be indicated by colored thread or colored connecting rods).

Customize your own insect net, or replace existing parts.

Scan an entire landscape with oversize prisms that offer an extra-wide, 487' field of view at 1000 yards.

The Celestron NexStar 130 SLT Reflector Telescope lets you view the details of the lunar surface, the rings of Saturn, the polar ice caps on Mars, the cloud belts on Jupiter, or a number of the Messier objects.

Pure, bright yellow, Frasch sulfur.