Website
PBS

Pbs Learning Media: What Is a Wave?

For Students 9th - 10th
This interactive activity adapted from the University of Utah's ASPIRE Lab provides an overview of the characteristics and properties of various types of waves, including light waves, sound waves, and water waves.
Activity
Middle School Science

Middle School Science: Tuning Fork Lab

For Students 6th - 8th
In this succinct lesson plan, students will compare the sounds produced by tuning forks and observe the behavior of sound waves in different media.