image
 

This book source is advertised on the District 5000 website, as seen in the upper right corner periodically. It was started by Rotarians. From their website:

The Kids Literary Project is a portal of Donation Source, Inc. We are dedicated to making book donations simple. Using a proprietary, Patent Pending technique called Shopping Assistance, we support the donation of first quality, off-price books based upon the age profiles of the recipients.

We're proud that a portion of every order goes towards eradicating Polio from the world.