Science

Explore what light and sound are, how vibrations make sound, how objects can block or let light through, and how light and sound can send messages.

• 1. What Is Light?
• 2. Materials That Block or Let Light Through
• 3. What Is Sound?
• 4. Sound Vibrations
• 5. Sending Messages with Light and Sound

Explore what plants and animals need to survive, the parts they use to grow and stay safe, and how young animals resemble their parents.

• 1. What Living Things Need to Survive
• 2. Parts of a Plant
• 3. Parts of an Animal
• 4. How Animals Use Their Parts to Stay Safe
• 5. Young Animals and Their Parents

Observe patterns of the sun, shadows, moon, and stars, and use those patterns to predict what we will see in the sky.

• 1. The Sun in the Daytime Sky
• 2. Shadows and How They Change
• 3. Patterns of the Moon
• 4. Stars in the Night Sky

Learn the engineering design process by defining a simple problem, comparing possible solutions, and building and testing a solution.

• 1. What's the Problem We're Solving?
• 2. Thinking of and Comparing Solutions
• 3. Building and Testing a Solution
• 4. Improving Your Design