"power+supply"

A magnetic compass that can lock and hold the pointer.

Easily determine the caloric energy in food.

Discover how different surfaces affect friction.

Goggles feature vents to prevent fogging and an adjustable band for a comfortable fit.

Plates include a large hole in the center and numerous 5 mm diameter perforations. Glazed on one side.

This 30.5 cm (12") wooden ruler has a double bevel and a pencil groove.

Flexible mirrors for use in optical experiments.

Complete investigation into wave phenomena.

Introduce coding and programming in a fun an easy way.

Introduce coding and programming in a fun an easy way.

Convenient diffraction grating with three different spacings

Aeolosoma sp. A small, freshwater Oligochaete, Aeolosoma is characterized by colorful oil droplets in its body. It’s easy to culture large quantities of this microscopic organism for use in regeneration experiments: Simply add hay and wheat grains to hay medium. Culture instructions are included. Size: 2–3 mm.

Hold a variety of test tubes up to 20 mm.

Large demonstration kit for pulley systems, with wheel and axle.

Simple tool to explore the thermal properties of matter.

Investigate centripetal force with this easy to use device.