Quick Thinkers GR 58 Author:Ann Fisher Quick Thinkers is the perfect solution to those spare moments in every classroom when there's not enough time for a new lesson, but there's too much time for doing nothing at all. Brain teasers, puzzlers, word games, and the other challengesin this book were created to stimulate the minds of even the best of students for a quick and precise resp... more »onse. The topics covered in Quick Thinkers span the entire middle school curriculum and include a wide range of difficulty.Each "thinker" can be used with the entire class or assigned individually. A complete answer key is included.« less