Chapter 9 - Grade 3
- Section CXXIII-901 - Motion and Stability: Forces and Interactions
- Section CXXIII-903 - From Molecules to Organisms: Structures and Processes
- Section CXXIII-905 - Ecosystems: Interactions, Energy, and Dynamics
- Section CXXIII-907 - Heredity: Inheritance and Variation of Traits
- Section CXXIII-909 - Biological Evolution: Unity and Diversity
- Section CXXIII-911 - Earth's Systems
- Section CXXIII-913 - Earth and Human Activity