You are given http://web.mit.edu/puzzle/www/2015/puzzle/rectangles/. You need to get an answer that is a word or phrase. What do you do? (Try it, and check the solution linked on the page.) Puzzles can be almost anything - you're given strange data and very few instructions, and you find a way to extract an answer from it. Come try puzzles from MIT Mystery Hunt, the largest puzzle hunt in existence! Whether you're an expert puzzler or have never done a puzzle hunt, we'll have puzzles for you (and help if you get stuck)!