If at any point you find the grade level too low or too high for your child, you can easily change the original grade level to a new one as needed. Here's how:
Click on the circular menu icon

Select the learner profile for which the grade change is needed
Scroll down to the grade level section

Tap on the edit button (pen icon)
Clear the parental gate
Select the new grade - lower or higher as per your child's need

Click on 'Save'
That's it! The new grade will be updated for your child's profile.