Earlier I wrote about the problem with hindsight bias and how it hinders meta cognition in students--big words that mean students don't know what they don't know and think they know what they don't know. When reviewing for an exam, many activities enable this mess by encouraging weaker students to passively observe the more accomplished students demonstrate their competence. The truth will come out in the exam, but wouldn't we all be happier if this truth revealed itself to all parties in the review process? This is why I love pollanywhere.com . Rather than review by asking questions, I can quickly set up a series of poll questions in pollanywhere.com and project them on the screen in the front of class. Here's an example of a Hamlet identification question. Rather than one student volunteering to answer the question, all students are required to submit their answers either by sms text message or through the web on their laptop, smartphone, or mobile interne