Mind Benders, best-selling deductive thinking puzzles, develop the logic, reading comprehension, and mental organization skills vital to achieving high grades and top test scores in all subjects. They're also great for developing real-life problem-solving skills. Your child will carefully analyze each Mind Benders story and its clues, identifying logical associations between people, places, and things. The key is to start with the most obvious associations, then deduce less obvious associations until everything finally fits together. Grades 1-2.