Chapter 13 - Grade 5
- Section CXXIII-1301 - Matter and its Interactions
- Section CXXIII-1303 - Motion and Stability: Forces and Interactions
- Section CXXIII-1305 - Matter and Energy in Organisms and Ecosystems
- Section CXXIII-1307 - From Molecules to Organisms: Structures and Processes
- Section CXXIII-1309 - Ecosystems
- Section CXXIII-1311 - Earth's Place in the Universe
- Section CXXIII-1313 - Earth's Systems
- Section CXXIII-1315 - Earth and Human Activity