- Doppler Effect Activity [ Mature Teens ] - This shockwave activity shows the way that waves originate from a single moving source, and provides a link to the same activity using two sources.
- Doppler Effect Demonstration [ Teens ] - A Java applet showing the how wave fronts cause the effect.
- Doppler Radar is a Key Forecasting Tool [ Mature Teens ] - Find out how the Doppler effect is used to read the weather, and how it can be used in short term weather prediction.
- How Wave Pools Work [ Teens/Mature Teens ] - Explains a variety of concepts related to making waves in water.
- Longitudinal Wave Activity [ Teens ] - See how the particles move, and the graphs for acceleration, velocity and displacement when the sound frequency is changed in this activity.
- Radio Transmission [ Kids ] - Learn about the different stages of radio transmission, how radio waves are emitted, and the difference between AM and FM radio.
- Wave Parts [ Teens/Mature Teens ] - A diagram of a wave, with labeled parts. Includes an interactive window in which the user can change the frequency of the wave.
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