"pathway PLASTICS, INC."

This ripple tank is transparent, acrylic plastic and supported in a sturdy plastic frame.

Observe phase reversal at the fixed end of wave pulses with this spring used to test waves in fundamental and multiple vibrations.

Boomwackers are brighly colored plastic tubes tuned by length to musical notes.

High Quality.

Make sound measurements with greater precision and convenience.

Alloy tuning fork economy stamped.

Make the study of light and color fun and easy

Break light into its components wavelengths

With the Resonance Apparatus, students investigate the effect of frequency on wavelength.

Relate Motion to Sound