- Ever seen book boon? Lots and lots of free math/engineering resources. Workbooks, examples, tutorials. http://www.bookboon.com/ 6 comments math
- Free science textbooks - Geoscience, math, chemistry, biology, biochemistry, statistics, mechanical/electrical/civil engineering etc etc. Enjoy... http://bookboon.com/en/textbooks 7 comments science
- Free ebook - Prolog Techniques http://bookboon.com/int/student/it/prolog-techniques-applications-of-prolog 8 comments programming
Linking pages
- 12 places to find the best free e-books for thrifty bookworms | Mashable http://mashable.com/2014/07/19/free-ebooks/#:eyJzIjoiZiIsImkiOiJfcWQ5b2d1czhhOG5uaGptOSJ9 9 comments
- Download Free E-books - Top 10 Online Libraries for Bookworms - EwtNet http://www.ewtnet.com/2014/08/10-online-libraries-for-bookworms-to.html 3 comments
- Guide to DRM-Free Living: Literature | Defective by Design https://www.defectivebydesign.org/guide/ebooks 1 comment