| Chapter 3: Land Habitats |
| | Lesson 1: Where Plants and Animals Live |
| | Lesson 2: Life in a Woodland Forest |
| | Lesson 3: Life in a Rain Forest |
| | Lesson 4: Life in a Desert |
| | Lesson 5: Life in the Arctic |
| |  | Chapter 3: Links |
| Chapter 4: Water Habitats |
| | Lesson 6: Life in a Fresh Water Habitat |
| | Lesson 7: Life in a Salt Water Habitat |
| | Lesson 8: Caring for Earth's Habitats |
| | | Chapter 4: Links |
| |  | Science Newsroom: Don't Be Dinner |
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