Mind-bending Math Riddles And Paradoxes

Discover the timeless riddles and paradoxes that have confounded the greatest philosophical, mathematical, and scientifi... (more)

Discover the timeless riddles and paradoxes that have confounded the greatest philosophical, mathematical, and scientific minds in history. Stretching your mind to try to solve a puzzle, even when the answer eludes you, can help sharpen your mind and focus - and it's an intellectual thrill! (less)