Use a No. 2 pencil, fill out each circle completely, and don't make any stray marks--these are rules every child learns when taking standardized tests that are largely based on multiple choice. But ...

[This is a guest post by Derek Bruff, an assistant director of the Center for Teaching at Vanderbilt University, where he is also a senior lecturer in Mathematics. His book, Teaching with Classroom ...

Meandering into the lecture hall, you take note of the atmosphere. The air is still. But for the faint sounds of shuffling pages, trackpad clicks, and anxiety-laced whispering, the room is silent. You ...