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Dark, coarse-grained, and composed chiefly of hornblende.

Fresh Green forsterite, classic “twin sisters” dunite.

Replacement timer switch, without knob

We can learn a lot about insects from this common pest. A enlarged dissection of a cockroach shows all internal organs, including the salivary glands.

Multifunction Capability in One Affordable Instrument

Samples of Intrusive and Extrusive Igneous Rocks

Displays current, minimum, and maximum values for dew point, wet-bulb, humidity, and temperature.

View Spectra with an Accuracy of ±1 Nanometer

Major structures of a flower are shown in full detail on this economical model. Students can clearly see the calyx, corolla, androceium, stamens, and ovule.

Has All the Components Necessary to Start Collecting Samples Right Away

Hands on demomstration showing the power of a vacuum.

Full-sized and fully enclosed, these meters are economically priced and offer ±2.5% accuracy.

Round-bottom polypropylene test tubes.

This one-piece model is a comprehensive view of the parasite, taenia solium scolex. Enlarged many times, the features are seen in detail.

Easy for All Grade Levels to Use.

Heat Resistant.