Many websites and subscription services used by teachers are linked in Clever. Students will log into their HelloID on their Chromebook and then click the blue C to go to clever. Each teacher can modify their own page and many district services are linked through it. This will save time on remembering passwords and logins.
As a custodial parent you may ask the school office, or teachers for your students' login credentials. This will alow you to log into their Google Classroom to see missing work.