Material Detail
CK12
This site has a large collection of free textbooks in a 21 different subjects and SAT prep . All are available for free download in PDF, MOBI or EPUB, after free registration. The PDFs load immediately. The MOBI abd EPUB are generated and a download link is emailed to you.
Quality
- User Rating
- Comments
- Learning Exercises
- Bookmark Collections
- Course ePortfolios
- Accessibility Info