"power+supply"

Learn how home thermostats and circuit breakers operate.

Convenient diffraction grating with three different spacings

Set of 10 autoclavable borosilicate glass media/storage bottles.

Drosophila melanogaster, the common fruit fly, is widely used in genetic studies. They express a number of mutations such as eye, wing, and body mutations.

The Newton’s Rings Apparatus consists of a plano-convex lens on top of a flat glass plate, held together by a plastic frame.

Your organization system can be spot-on with these removable color-coding labels.

Resists Corrosion from Chemical Spills.

High-quality pulley can be mounted on a support rod or table.

Easy to use kit to investigate sound wavelength.

This durable gauze has a ceramic fiber center for flame protection and a longer life.

With custom designed components, this kit covers all the subject areas two or three individual kits usually address.

The wide, square body provides extra stability and efficient storage.

Keep plants roots safe when transplanting.

Open design demonstrates how a DC motor works.

This Tectonics Model demonstrates the principle of superposition and the concepts of transgression, regression, and compression.

Create and learn how bridges are engineered to make our life easier.