"tbe buffer"

Determine Concentrations of Unknowns

Simple circuit module.

Colorful cars for teaching motion and collision.

Enhance your circuits with sound.

Prove that sounds needs a medium to travel through.

Airtight chamber reveals how sound disappears without air.

Expand your physics experimentation capabilities.

Relate Motion to Sound

Photographic diffraction objects in a slide frame.

Photographic diffraction objects in a slide frame.

Spectrum Tubes demonstrate the wave properties of different gases.

A set of four borosilicate glass tubes of different shapes connected together to illustrate that liquids will stand at the same level.

This bell jar demonstrates that sound waves can't travel and therefore can't be heard without air or matter.

Foam ball with buzzer audibly demonstrates the Doppler effect during motion.

Barbed Tees enhance your ability to design and build hydraulic or pneumatic systems.

Investigate the spectral pattern of different gases.