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Find out whether matching resonant frequencies can cause objects to shatter.

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

The purpose of this science fair project is to build a basic radio.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

The goal of this science fair project is to assess the acidity levels of common food and household products using pH test strips.

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

Explore concepts in current and coltage with these Van de Graaff generator experiments.

What is the Doppler Effect, or the Doppler Shift? The purpose of this science fair project is to determine how distance impacts the Doppler Effect.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.