Across
- 2. something you learn in school
- 5. all the things that happened in the past
- 6. learn abo0ut electricity and energy in this lesson
- 8. learn about people, plants and animals
Down
- 1. the study of the countries of the world
- 3. learn about things called chemicals
- 4. the study of numbers and shapes
- 7. knowing things from studying nature