No, once a quiz has been taken, your child hasn’t got the ability to retake the quiz. This is to ensure your child isn’t resitting the quiz multiple times, in order to achieve 100%.
You may contact us to request that we unlock a particular quiz. This will enable your child to take retake the quiz once. Parents are able to request that quizzes be turned off for an account. Doing so will reslt in no quizzes showing for any tutorial.