它是什么？

供学生提出问题供老师（或其他学生）稍后回答的地方。

它在哪里找到？

贴在墙上。

我该如何使用它？

If there isn’t time to answer a question, or if the question isn’t relevant to the activity at hand, try writing it on a Post-it or dry-erase “parking lot” so you can get back to it later. But make sure you do get back to it eventually!