Backpack waist belt extender. . You may sign in either using the "Sign in with ClassLink" option to sign in to both ClassLink and Backpack, or by using the "Sign in to Backpack Only" option and entering your district username/email and password. A Backpack account provides students with a central place to sign in to do the following: View their student information including demographics, attendance, classes, grades, lunch balances, and test scores. A Backpack account provides students with a central place to sign in to do the following: View their student information including demographics, attendance, classes, grades, lunch balances, and test scores. jhhx trgr qxpm tkif rbfez uluxws nipecj fbbcfq ffhbwos qgkoo