This set includes a student textbook and a workbook. These books were published by Macmillan/McGraw-Hill. * Student textbook: hardbound, over 712 pages. No noticeable writing.* Building skills workbook: softbound, 300 pages; no writing. The student textbook has the following contents: Chapter 1. Classifying living thingsChapter 2. CellsChapter 3. GeneticsChapter 4. EcosystemsChapter 5. Changes over timeChapter 6. Conserving our resourcesChapter 7. Weather and climateChapter 8. AstronomyChapter 9. Classifying matterChapter 10. ChemistryChapter 11. Exploring forcesChapter 12. Exploring energy Workbook is the answer edition as well as the blackline masters. The answers are printed in non-reproducible ink. A copier can be used at a light setting to make the worksheets for classroom use.