Audible collection of K-12 audiobooks is currently free for anyone to use (mostly chapter books). No login is required.

Unlimited access to read K-12 eBooks online. With a computer, no login is required. Follow directions here for use on mobile app. There are individual links for elementary school level, middle school level, and high school level books.

Their complete collection of primarily nonfiction books (K-9) will be available for free until June 30, 2020. Use with login: read / password: free to access these titles.

Includes 35,000 picture books and chapter books of all genres, including nonfiction. This is not a free service, but you can sign up for a 30 day trial. It's free for K-12 educators and school librarians.

Scribd is currently offering a 30 day free trial (you will need to set up an account). Their library contains over a million titles of eBooks and audiobooks (though not exclusively children's books). They have picture books, chapter books, graphic novels, etc.

Spreadsheet following authors and celebrities that are currently reading books aloud online during COVID-19 social distancing.

Picture books read by various celebrities. These are mostly picture books for preschool-3rd grade.

Picture books read by Brightly’s storyteller. These are mostly picture books for preschool-3rd grade.

Leveled/Guided reader types of books that are mostly nonfiction.

A collection of historical and contemporary eBooks from around the world.

Public domain eBooks and resources for children

Digital copies of older children's books.

Books for children from the 19th and 20th centuries.

Various K-4 books read aloud.

Curated database of children's eBooks for grades K-6. Books are animated and read aloud to children.

Public library eBook borrowing service with thousands of books for children and adults available on web or mobile.

Public Library eBook and audiobook borrowing apps.

If you don’t currently have a library card, and you’re a Wisconsin resident, you can sign up for one virtually to access Overdrive eBooks.