Chances are you'll check in either utilizing the "Check in with ClassLink" option to sign up to both of those ClassLink and Backpack, or by utilizing the "Register to Backpack Only" choice and moving into your district username/e mail and password. To inquire what your district email and password are, https://blog-about-fashion49233.blog2freedom.com/33732126/not-known-factual-statements-about-backpacks