TumbleBook Library is an online collection of animated, talking picture books, reading comprehension quizzes, educational games and teacher resources for libraries.
This video can help you get started:
Mobile App Instructions
The TumbleBooks app is now available! Download the app from the Apple App Store or Google Play Store. The first time you use the app: tap Library, choose your country, state, and Westchester Library System. Enter your library card number to log in.