How do I enable a student to retake a quiz that is still open?
How do I enable a student to retake a quiz that is still open?
Hello there, Lucy Long 
Current Quizzes
Once I publish a quiz, how do I use the Moderate Quiz page?
Once I publish a quiz, how can I give my students extra attempts?
Once I publish a timed quiz, how can I give my students extra time?
Quizzes.Next
How do I use the Moderation page in New Quizzes?
How do I moderate a student's assessment attempt in New Quizzes?
How do I add assessment accommodations for a student in New Quizzes?
I hope these resources will be of help to you, Lucy. Please let Community members know if you have any questions...thanks!
Hello there, Lucy Long
Welcome to the Canvas Community. Thank you for posting your question. I'm not sure which version of Quizzes you are using, but I'll provide some Guides that may be of help to you:
Current Quizzes
Once I publish a quiz, how do I use the Moderate Quiz page?
Once I publish a quiz, how can I give my students extra attempts?
Once I publish a timed quiz, how can I give my students extra time?
Quizzes.Next
How do I use the Moderation page in New Quizzes?
How do I moderate a student's assessment attempt in New Quizzes?
How do I add assessment accommodations for a student in New Quizzes?
I hope these resources will be of help to you, Lucy. Please let Community members know if you have any questions...thanks!