"VWR"

This DC Motor arrives completely assembled.

This set features a handy, economical selection of density cubes.

Aphrodita. The thick coat of long, slender, hairlike setae, characteristic of this interesting genus, is easy to see. Size: 3–4".

A new way to demonstrate thermal expansion in a metal.

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

This sexless model dissects into eight parts for up-close human anatomy study.

This track includes everything needed to demonstrate three basic concepts of physics: acceleration, collision, and force.

Spatulas with 50×7 mm thin flat rounded blades on either end.

Simple magnets for physics labs,

This unit visually reinforces heat conductivity lessons.

Marine. Unicellular; small, centric cells. Marine medium.Characterized by shells (tests) made of silica, in two parts.

Freshwater. Unicellular; lunate. Proteose agar.

Characterized by green plastids and cell walls composed of cellulose.

Freshwater. Filamentous. Basic culture solution.

Characterized by reddish plastids (rhodoplasts).

Ideal for distance learning or homeschooling, these individually wrapped specimens have low odor with high quality preservation.

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

Ascomycete. Baker’s yeast. Reproduction by budding. Incubation temperature 30°C. YM agar growth medium.