The TumbleBookCloud is an online collection of ebooks and read-along chapter books, graphic novels, educational videos, and audio books! All books are available with unlimited access, all the time, from any device with an internet connection. World class educational videos from National Geographic, combined with lesson plans and online quizzes, are a perfect addition to Common Core Curriculum topics. TumbleBooks' Read-Along format combines the flexibility of an ebook with full-length professional narration highlighted text so kids can follow along. TumbleBooks has growing collection of Read-Alongs of Core Curriculum titles such as The Adventures of Huckleberry Finn, Hamlet, and The Great Gatsby. Plus, our enhanced novels include chapter/plot summaries, character sketches, and quizzes. In addition all of our books allow readers to highlight portions of a book and add notes. Readers have the freedom to adjust the text size, line width and spacing, font style and colour, and the background colour on all of our ebooks. This level of customization adds an invaluable level of accessibility to our books.