1. Közösség
2. Feature Requests and General Site Feedback
3. Quizzes and Practices should allow second tries on problems so students have the chance to look at their own answer and figure out where they went wrong before looking at a hint.

I agree. I was looking at a notebook to help my answer the problems in a test I was taking and read my handwriting wrong, which resulted in me typing the wrong answer in but I wasn't allowed to cor...