How do I easily enter my schedule into Google Calendar
Adding your schedule to Google Calendar allows others to easily schedule meetings and see conflicts between multiple calendars. It also reduces the number of emails about scheduling allowing your email inbox to be less cluttered.
First, open Google Calendar and navigate to the first day of a course/activity. Double click on that day, anywhere, to bring up the detailed event window.

Give your recurring event a name.
Set the time for your event.
You can add location information, video conferencing, etc.
Don't change the calendar from your default calendar.
If there is an agenda or any other materials pertinent for this event, you can add them here.
This is the important piece. Click on the Does Not Repeat button.

Select Custom... from the drop down list.

In this box, select the days of the week for this course/event
Then select the Ends On button and select a calendar date for the event to terminate.
Click all the Done and Save options until your are back to your calendar. You now have a recurring event that runs as long as you set it to run. You can delete individual events in a recurring event without deleting all of the events.
Navigate to the individual instance of the event you wish to delete. Click once on it to bring up the information window.

Click on the trash can icon

Select This event.