Create & grade quizzes with Google Forms

Make a new quiz & answer key
In Google Forms, click Plus 
.
At the top right, click Settings 
.
Click Quizzes 
 Make this a quiz.
Optional: To collect email addresses, click General 
 Collect email addresses.
Click Save.
Make an answer key, assign points & add automatic feedback
Choose what people see during and after the quiz
Send your quiz to people outside of your work or school
Grade quizzes
You can see automatic summaries for all quiz responses, including:
Frequently missed questions
Graphs marked with correct answers
Average, median, and range of scores
Grade individual responses
If you collect email addresses, you can assign points and leave feedback on individual responses. After you grade each response, save your changes.
In Google Forms, open a quiz.
At the top, click Responses.
Click Individual.
To move between individuals, click Previous 
 or Next 
.
Find the question you want to grade.
In the top right, enter how many points the response earned.
Under the answer, click Add feedback.
Enter your feedback and click Save.
To save your changes, at the bottom, click Save.
See quiz results
Grade question-by-question
Share results
If you collect email addresses in your form, you can send results immediately or wait until you’re ready to share them.
By default:
Grades will release immediately
Email addresses won’t be collected.
Change how you release grades
At the top right, click Settings 
.
Click Quizzes.
Choose Later, after manual review.
Save.
Email results after review
In Google Forms, open a quiz.
At the top, click Responses 
 Individual.
At the top right of a response with a recorded email address, click Release score.
Check the boxes next to the people you want to email.
Click Send emails and release.