All the letters are there--but can you find the words? Every puzzle in this book challenges your brain in new and exciting ways. Just when you think you've foun

While even the simplest of illusions please, this stunning volume showcases over 200 of the finest images from around the world. Artists include Rafael Olbinski

Puzzle Masters! Get your pens and get hooked! Stimulating, fun, and a bit of a challenge, this collection presents a range of word searches that vary in difficu

This accessible, third edition textbook gives students the tools they need to analyze games, using strategies borrowed from textual analysis. As game studies ha

Only diehards need apply These incredibly difficult sudoku are made to challenge even the most expert solver...and strain their brains to bursting. Each puzzle