Potential and Kinetic Energy 
Max Axiom Energy Quiz
Coaster Creator 
Learn to Fly 3

Waves
Wave on a String
​Wave Generator
Wave Review Games

Waves and Media 
Bending Light Lab
Light Shooter Game
At the Speed of Light
Wave Travel Game​
Sound Victory Game
Sound Wave Piano 
At the speed of sounds

Digital vs Analog Signals
BrainPOP Analog vs Digital (user: uintahmiddle pass: middlepop)
Online Voice Recorder​
Octopus Signal
Digital Climb