Project Gutenberg offers 61,534 free ebooks to download from the public domain.  It is free to read.  You will find plenty of great classic books available 24/7!   

Open Library is a non-profit Internet Archive that is open and an editable library catalog.

Internet Archive offers more than 15,000,000 downloadable books and texts.

Free eBooks offers thousands of free eBooks to use anywhere you want.  They feature some of the best categories such as Fiction, Nonfiction, Romance, Sci-Fi, Self-help, and Business.  Become a member of Free-Ebooks.net and you can download five free books every month. 

Scholastic Learn at Home is a free resource that provides exciting learning journeys that span content areas.

In addition, CRHS has a number of eBooks from Lerner and Abdo.  See Mrs. Alexander for more information.