If you love classic logic puzzles, you know how hard it is to find good ones. Thankfully, the folks at mental_floss-the popular trivia magazine-have come to the rescue with a topnotch book of 72 puzzles that will flex your logical reasoning to the max. Each puzzle comes with a grid to mark your deductions, so put on your thinking cap and start solving. And don't worry if you have to erase your answers; the high-quality paper won't rip! | Mental_floss Logic Puzzles by Brian Cimmet, Spiral Bound | Indigo Chapters