In this blog, I am going to show you how to get Google Classroom Data into your Google Sheet using Google Apps Script. Using this, you can keep track of all the classes that you have in your Google Classroom.
This is a nice introductory tutorial from Aryan Irani which looks at exporting basic information about your Google Classroom courses to Google Sheets. The example script imports the main details about your courses but if you are interested in finding out what else is available the official documentation for a course resource outlines what else is available.
