To view all of your assignments in one calendar in Microsoft Classroom, please take the following steps:

1. Step 1:Log in to Microsoft Classroom on the web.
2. Step 2:Select the Calendar tab on the bottom left-hand side of the page.
3. Step 3:Click the drop-down menu next to the Calendars heading to select your desired classes.
4. Step 4:Your assignments from all classes that you have selected will be visible on one calendar view.