Chances are you'll check in both using the "Sign up with ClassLink" option to check in to both equally ClassLink and Backpack, or by using the "Sign up to Backpack Only" possibility and getting into your district username/email and password. To inquire what your district electronic mail and password are, https://kameronsbync.blogdiloz.com/32757914/the-smart-trick-of-bags-that-no-one-is-discussing