[Free Registration/Login may be required to access all resource tools.] Covers three types of mechanical waves - transverse, longitudinal, and surface - and their characteristics. Includes labeled illustrations and two video animations.

Learn about compression waves and amplification through constructing a toolaballoonaphone! The toolaballoonaphone is made out an exercise ball, fish nets, wrenches, strings, scissors, and a clean waste basket that allows students to...

Great animations showing how sound is produced.