| Lessons | Links | 
|---|---|
| Lesson 1: Properties of Waves | Movies | 
| Lesson 2: Two-Dimensional Waves | Movies | 
| Lesson 3: Sound Waves | Movies | 
| Lessons | Links | 
|---|---|
| Lesson 1: Pinholes and Shadows | |
| Lesson 2: Reflection of Light | Movies Bending Light Simulation (HTML5) | 
| Lesson 3: Refraction of Light | Movies   | 
| Lesson 4: Color | Movies | 
| Lesson 5 Engineering Design: Measuring the Moon's Distance |