Ask to know your teachers username and send a link invitation through your purchased book. Click the info icon 
of the book or click the + icon on the TEACHERS shelf. Fill in the invitation and click Ok to send. The LMS is free for both.
Ask to know your teachers username and send a link invitation through your purchased book. Click the info icon of the book or click the + icon on the TEACHERS shelf. Fill in the invitation and click Ok to send. The LMS is free for both.