Looking for a colorful, collaborative, and totally engaging math activity? This Pi Day Paper Chain Project brings the magic of Pi to life as students work together to build a giant paper chain representing the first 1,824 digits of π — perfect for Pi Day (March 14) or a fun, end-of-year math celebration! Each digit is color-coded, and students use teamwork to create linked sections of Pi using pre-cut strips of paper. This activity fits beautifully into three 45-minute class periods, and y