Brain Games Sharpen Your IQ Author:Editors of Publications International Ltd. IQ, or intelligence quotient, doesn't simply gauge how smart you are by how many things you know; it's a measure of your ability to reason, use judgment and solve problems-skills that serve you every day in a multitude of situations. Brain Games: Sharpen Your IQ presents more than 250 mental challenges and puzzles that are designed to keep your ... more »mind sharp and ward off brain aging.The 192-page book is divided into four chapters of increasing challenge and difficulty. Each chapter includes these types of IQ-sharpening puzzles:Patterns and sequencesMath puzzlesOdd-one-outCube folds and knot problemsMind stretchersWhat's next?Solutions to all puzzles and challenges are provided. You are never too old to learn new things or sharpen your mental functioning. Brain Games: Sharpen Your IQ is for people of all ages.« less