Your child's log in will be in their reading record. They will have a username and password specific to them.
It will then come up with a page like this:
You will then need to enter your child's username and password (which is in their green reading record). Once you are logged in it will show all the books assigned to your child like this:
Your child is expected to read the book to you they have been reading in school that week. For example: They've been reading Aimee and the Tablet in school this week so that is the book they should read at home to build fluency.