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All Product Reviews > Sound-Waves
Turn out the lights for this mesmerizing, interactive show. A plain white string is connected to two...
This extra-long version of the familiar and always popular spring toy provides an excellent demonstration...
Foam ball has a battery-powered buzzer inside. Start the buzzer and play catch. Throw it fast enough,...
2cm diameter, 180cm long (collapsed) helical spring. "Snaky" is ideal for demonstrating fundamentals...
Class room set of 30 tapes that reproduce sound when rubbed with your fingernail.
A simple, fun demonstration of resonance. Listen as the plug slides within the tube -- The pitch will...
Includes 8 Tuning Forks, rubber hammer, and a soft protective case for easy storage.
Twirling the pipe at different speeds produces up to five different resonant tones. It''s a great...
The Big Thunder Drum produces a rumbling sound like thunder by amplifying spring vibrations.
Set includes two C Note 256 Hz tuning forks, one fixed and one adjustable, each mounted on a wooden resonance...
How could something as simple as two megaphone/ear trumpets connected by a helical coil spring produce...
Demonstrate open- and closed-piped resonance with these colorful tubes. When whacked against the floor...
A must for explorations of sound and waves, these rods are an easy way to demonstrate longitudinal waves...
Perfect for Middle School and High School Students, this kit includes all the materials you need to make...