A fellow named Arvind Gupta has a website where he posts free ebooks.
Yes, you can get free books from the Gutenberg Project (started by Michael Hart) and from many universities (such as the University of Michigan).
But look at this message:
If you are a teenager and you want o increase your impact on the Internet, why not look for free ebooks and send them to Arvind? You can also post the videos and ask your friends to click on the links below.
So, we started devising toys, science experiments using throwaway stuff - we have over 100 experiments with old plastic bottles, tetrapaks, one dozens caps using old newspapers, we make 30 different kinds of PUMPS with which children can inflate a balloon, throw water 15-feet away or make a water sprinkler with a plastic straw. We have put all this in the FREE public domain. Today 51-million children across the world have wathched our videos in 20 languages. My Website
From Science Teaching I was slowly drawn to Education. India has multiple languages. We have tried to translate some of the worlds' best books on Education in Indian languages to make them accessible to our teachers fom Free.
If you are a teacher, you can download 83 of the best books on Education in English
83 GREAT BOOKS ON EDUCATIONhttps://drive.google.com/open?id=0Bx6Neflil6VaSGxWLWFsZHhEWUE
ARVIND GUPTA TOYS FROM TRASH TED TALK
ARVIND GUPTA WIKIhttps://en.wikipedia.org/wiki/Arvind_Gupta
Thanks to Steve for inviting me to contribute. Together we can make this world a better place for our children