"VWR"

This working meter can be used to demonstrate the working principle of AC or DC ammeters and voltmeters with the interchangeable plastic scales, available separately.

Examples of Organisms That Grow in Colonies

Versatile Apparatus for Electrostatics Lessons.

To Study the effects of friction using 4 different surface materials on a board.

Simple Mechanical System Clearly Conveys Complex Physics Principles.

Freshwater. Filamentous. Basic culture solution.

Characterized by reddish plastids (rhodoplasts).

Marine. Filamentous. Branched thallus, zoospores. Erdschreiber’s medium.

Kelp and seaweed; with a distinct set of photosynthetic pigments.

Gorgonia. Large, intact specimen ideal for illustrating horny coral skeletal structure. Size: 7–10".

This kit is a learn-by-building introduction to a motor’s basic components.

Dramatically Demonstrate Electromagnetism.

What Happens When You Combine All Colors of Light?

This working model hydraulic/pneumatic jack shows how hydraulic or pneumatic systems can multiply forces.

Alnico bar magnets are useful for classroom or lab experiments.

The Collision in Two Dimensions apparatus is a rich source of data for studying conservation of momentum and conservation of kinetic energy in collisions.

The 4 decade resistance box is a handy and convenient way to investigate resistance.

Choose high quality crown glass or shatter-resistant acrylic lenses.