brand names for Renaissance Learning's products and services, including but not limited to Accelerated Math, Accelerated Reader, AccelScan, AccelTest, AR. NOTE: Most books in Canterbury Elementary's Library are AR "testing" books! (2) and password are the same as those the student uses to login at school. Searching for books with a corresponding Renaissance Accelerated Reader quiz is easy with Accelerated Reader Bookfinder ®. Students, teachers, parents.