Amazing Pi Puzzle | 7-Piece Brain Teaser for Math Enthusiasts bingo puzzle let the pendulum choose your

let the pendulum choose your next move

or a small keepsake

The dog tag works very well for this

Educational & Decorative: Ideal for history lovers

1 Wooden Chinese Checkers board (2-player version)

Amazing Pi Puzzle | 7-Piece Brain Teaser for Math Enthusiasts bingo puzzle let the pendulum choose yourThe Ultimate Pi Day Gift Amazing Pi Puzzle Celebrate Pi Day (March 14th) in style with the Amazing Pi Puzzle! This 7 piece wooden brain teaser is the perfect way to honor the most famous mathematical constant, (Pi = 3. 141592653). A must have for math lovers, educators, and anyone who enjoys a fun challenge! Why Its a Perfect Pi Day Gift Pi Themed Challenge: Solve two puzzles in one, create the Pi symbol and a perfect square using all seven pieces.