The Focus On Student Textbooks (3rd Edition) cover a single-subject area for any one of the 5 core disciplines (chemistry, biology, physics, geology, and astronomy).
- There are (12*) chapters in each textbook.
- Chapters are kept short to help students master content efficiently.
- Ideal as an introductory textbook.
- Subjects and grade levels are purchased separately.
*Focus On Elementary and Middle School Biology 3rd Edition contains 16 chapters.