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 except Elementary and Middle School Biology have 16 chapters each.
- Chapters are kept short to help students master content efficiently.
- Ideal as an introductory textbook.
- Subjects and grade levels are purchased separately.