keyword: Education – 911 free books.
All these books are free to read: either they're distributed with a free license, or they're in the public domain.
These books are not included in Project Gutenberg.
Rajiv S. Jhangiani and Robert Biswas-Diener, editors
Robin Chin Roemer and Rachel Borchardt
Toru Iiyoshi and M. S. Vijay Kumar
Jakko Pol van der et al.