"Complete Meter Stick Optics Bench"

A cleanup crew of consumers and decomposers will help keep your habitate balanced and bio-active.

Cut down on lecture time with our collection.

Rotifers are well adapted to adverse conditions; when dry, the eggs remain viable for years.

Vermiculture Starter Kit

Students discover the variety of rocks and minerals with this collection.

Complete Equipment for 5- to 10-Gallon Aquariums

Camerate crinoid crown and stem.

Complete, including elongated fingers used to support the wing membrane. Resin. Germany.

This remarkable resin cast features one of the most complete examples of a near contemporary of Archaeopteryx. Recently found in Liaoning Province in China, this fossil bird displays the earliest evidence of truly beaked birds with clear body contour feathers.

Waterproof Unit Is Completely Safe, Even When Wet

Specimens are preserved and encased in clear resin material.

Give your fish a place to play!

Nearly complete enrolled trilobites. Fine quality. Average size: 3/4–1". Morocco.

There are 16 specimen blocks in this package

Teach students how to identify minerals with this collection.

This kit looks at the life cycle of the fly