The completion of one Lessons page or subpage before allowing students to move on to subsequent Lessons pages or subpages in the Lessons hierarchy can be set as a requirement. That is, instructors can require that all of the required items on one page be completed before students have access to subsequent Lessons pages or subpages.
Select Lessons.
![select Lessons](https://media.screensteps.com/image_assets/assets/003/998/385/original/49229f3b-b9b7-4ff1-9361-f1bbe33b2a83.png)
In the target Sakai site, select Lessons from the Tool Menu.
Select Settings.
![select Settings](https://media.screensteps.com/image_assets/assets/005/957/955/original/313b76af-078c-4340-9808-5b703729dbd1.png)
Select Settings from the Actions Menu.
Require Lessons page and Save.
![Require page and select Save](https://media.screensteps.com/image_assets/assets/005/957/957/original/0d78a6af-25da-457c-8089-e414d1ad5c1a.png)
- Check the checkbox "Require This Page."
- Then, select Save.
See How do I require completion of a Lessons item? for directions on requiring an item to be completed and/or releasing an item upon completion of prerequisites.