If students are a little too focused on the fun features on Whooo's Reading, you can adjust the times of day when they can access the Owl Shop, as well as the Owlstagram features.
From your teacher account, click the drop-down in the top right, then click Settings.
On the Settings page, click the Owl Shop tab on the left, then adjust the "open hours" of the Owl Shop:
You can also adjust Owl Shop hours for a single class or student on your Roster page.
Go to your Roster page, locate and click on the student, then select an option under the Owl Shop setting:
You can lock a whole class out of the Owl Shop by locating and clicking on the class, then clicking Edit Class. The Owl Shop drop-down there will apply to your whole class.