Pi Day Activities :Geometric Celebration Collaborative Coloring Poster Activity Celebrate the mathematical constant π (pi) with our "Happy Pi Day: Geometric Celebration Collaborative Coloring Poster." This interactive and educational poster is perfect for math enthusiasts of all ages, featuring a playful "Happy Pi Day!" message surrounded by intricate geometric patterns that echo the infinite nature of pi. Bring together your class for a fun and collaborative project that spotlights the joy of m