A lot of class is, the teacher calls on someone to read a question from the textbook, then answer that question, and then as a class we all repeat it together. And a solid 70% of people get called on and don't know what we're doing or where we are in the book.
And it's like, you're paying enough attention to hear your name get called, but you haven't figured out what we're doing after 10 people have gone before you? Come on