About the Book: Mensa Book of Brain Teasers by Alan Wareham is a challenging collection of brain teasers, logic puzzles, number puzzles, anagrams, crosswords, and problem-solving exercises designed to sharpen your mind. Inspired by the high standards of Mensa, the book features warm-up puzzles followed by increasingly difficult challenges that test logical reasoning, intelligence, mental agility, and quick thinking. The Power Puzzles section offers particularly challenging problems requiring advanced reasoning and analytical skills. Ideal for puzzle enthusiasts, students, and anyone looking to improve their critical thinking and cognitive skills.