Login to Google Classroom for first time You will receive an email from google classroom After opening the email, you will see such details. You need to scroll down to know more. Once you scroll down, you will see your name, below it there is a button to join the class. You need to click on it. Then you will redirect to google class room and system will ask for email verification. If it si ok then click on continue button. After that you will land in google class room page, you need to click on that plus button in right top corner. Then you have to select join class option. System will ask for class code, you need to ask to your google classroom teacher. After receiving class code, you need to write down here and click on join button. At the end you will land in your google classroom page.