1. You already have an account waiting for you. To access it it go to: https://duolingo.com/o/yhqhvd
2. Once there you DO NOT enter in username and password but instead you should click on the green button at the top right "Get started" and only then on "Log in"
3. Remember, you do not need to type in anything, you already have an account through your Google School Gmail address, so click on the red button "Sign in with Google" then choose "ALLOW" for both sites to sync together.
4. After your account is synced, and all set up, you can thereafter go to: http://www.duolingo.com/ directly, to do your Duolingo daily practice.