Purchase The Musical Core today!

Please note: When registering, make certain you select “The Musical Core: Essential Theory and Aural Training for Musicians (Public Course)” as your section. Other sections are intended for a one-semester college course and will expire at the end of the semester. 

Use the following instructions to help you with the process. There is 24/7 web support FROM THE PUBLISHER if you need it.

Below you will find the purchase instructions for the online course called The Musical Core 101:  Essential Theory and Aural Training for Musicians.


1) Visit www.grtep.com to access the registration page.

2) Choose the bottom right option “First Time User without access code” and follow the prompts to make your purchase and create your account:

3) Select University of Nevada - Las Vegas from the Institution Drop-down Menu and "The Musical Core 101: Essential Theory and Aural Training" from the Online Publication drop down menus and select “Next”. 

4) Select “The Musical Core: Essential Theory and Aural Training for Musicians (Public Course)” as your section. DO NOT SELECT ANY OTHER SECTION!

5) Follow the prompts to complete the registration process. 

After registering, follow the instructions to purchase access to the course. An email with the login instructions and your access code is sent upon successful completion of your purchase. If you do not receive this following your purchase, please check your spam folder of the email address you registered with on the site. When you return to www.grtep.com, you will log in on the left side of the screen with the username and password you created. 

For any questions on site access or web issues, please contact the publisher directly at websupport@greatriverlearning.com