No need to create another iClciker account with another email address. You can change your email address in your iClicker account and participate in your course polling. 

It is recommended that you use the same email address that you use in eClass to ensure that your polling results are synched both in iClicker and your eClass course. 

Below are the instructions to change your email address:

1. Go to https://app.reef-education.com/
2. Login with your email address
3. Click on the blue hamburger icon in the upper left corner
4. Select  Profile from the list
5. Enter your eClass email address in the Email field
6. Click Save profile