Go to http://nepris.com and click on the Sign up for Free button. You will be asked to establish login credentials and then be taken through three screens. Some notes are below to help you.
This email address establishes your account. This email will be used to link your account to any school or district subscriptions so be sure to use your official school email address. You can set a different correspondence email later.
Although you can login using the email address established above, the username is much more flexible and can be changed at any time when you edit your profile and can be used to login instead.
If you are a practicing teacher, administrator or director at a school or district or support teachers in their curriculum, you want to choose: I am an Educator with School, College or University.