Accelerated Reader : How to Unlock Student (Help Student Cannot Login)

• A student account will become “locked” out after 10 failed log-in attempts. 
• To unlock student accounts, sign on to your teacher account and click on the “Personnel, Students, and Parents” link under the “Renaissance Place” section.
• Click on “Clear Locked Students”. 
• Next, click on the “Clear All Student Locks” button to clear all “locked” student accounts at once. 

Here's a short walkthrough video for you: https://www.screencast.com/t/isiWTHltd