Get out those red pens! For a twist on "error analysis", I like to use this template and work out some problems by hand. Some problems are correct, and some are incorrect. I make copies of the sheet for my students, and then, with red pens in hand, they "grade" the papers. Let me tell you - students REALLY enjoy taking on this role!
Some ideas of how to obtain authentic "wrong" work could include misconceptions gained through student work, such as a recent test, quiz, or homework assignme