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| Organisms: Needs and Interactions |
| What Plants Need |
| Animal and Plant Dependence |
| Diversity of Living Things |
| Dealing with Changes to Earth |
| Quick Changes to Land |
| Slow Changes to Land |
| Effects of Wind and Water |
| Mapping Land and Water |
| Mapping Our World |
| Forms of Water on Earth |
| Selecting and Using Materials in the Design Process |
| Properties and States of Matter |
| Properties of Materials |
| Building Blocks of Matter |
| Changes from Heat |