Scenario: The child says the assignment is done, but the "view your work" link in Google Classroom says the assignment is missing or the teacher says it is missing. Have you child check that they have clicked the TURN IN button for THAT assignment. Sometimes students rush through and don't complete the whole process.
Student work is not finished.
Scenario: The child says the assignment is done, but the teacher says it is not finished. Have your child check all the portions of that assignment. They may have clicked the Turn In button before doing all the portions. Something else that happens sometimes is that the assignment has two pieces to complete such as a survey and a word processing document.
CONTACT YOUR CHILD'S TEACHER DIRECTLY
If you have a specific questions regarding your child's assignments, grading, or other items in Google Classroom, please contact your child's teacher. They will know how their Google Classroom is set-up best.