To log into Google:
Open a browser on your computer (Google Chrome is preferred).
Click on 'Sign In' at the top right of the screen. If you see an profile picture for an account that you have previously signed into, optionally click on the profile picture and select 'Add an account' to add your school account.
Enter your username/email address and Google password.
Click on the grid on nine dots (the 'waffle iron') next to account name at the top right of the window - you will see all the Google applications available to your account, including Gmail.
To access your Gmail directly:
Open a browser on your computer (Google Chrome is preferred).
Click on 'Sign In' at the top right of the screen. If you see an profile picture for an account that you have previously signed into, optionally click on the profile picture and select 'Add an account' to add your school account.
Enter your username/email address and Google password.
Google has smartphone applications you can download to use on your smartphone or tablet, including Gmail.