Head over to the Teacher Dashboard, and select Work programmes > view understanding

Select your class from the drop down box in the top left hand corner

Select the name of the student you'd like to set a baseline assessment for from the select a student box on the left hand side (their name should then be highlighted in yellow)

Once the student is selected, scroll down and click on the blue Start new baseline assessment for X box that appears below

You will then be asked to confirm this by clicking on Start baseline assessment. When the child next logs into the app, their account will be in baseline assessment mode.