Our checkout page can be accessed by clicking on Upgrade Subjects in our Library, any subject page, or the pricing page.
Once you select Upgrade Subjects, you will see this page:
Purchase your desired subject by following these steps:
Click Add to Cart for any subjects you would like to upgrade. Use the left-hand side sidebar to navigate between subjects in the library.
When you have all the subjects you want, click Checkout on the banner at the bottom of your screen.
Select the duration of your subscription.
Fill in your payment information and click Complete Checkout.
To access your subscription, follow these steps:
Click on the Library tab.
Use the search bar to search your subject.
Click on the subject.
Begin practicing by selecting a unit or topic you want to review.




