"Ward's Phenomena Lab Activities"

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

These long-lasting aluminum tuning forks have a full sound.

Equilateral prisms, made from high quality clear acrylic sheet.

Both versions of these economy tuning fork sets come with a mallet designed for one hard and one soft end for use with all frequencies of forks.

These Physical Pitch Sets are highly accurate.

Long, pure sounding aluminum tuning forks.