World Pi Day 2024 Theme. World post day is celebrated on october 9 to highlight the postal sector's role in daily life and global development. Ruediger krech, the esteemed director of the department of.
Learn about pi, its history, its digits, and how to celebrate with games, puzzles, and pie on piday.org. We are honoured to introduce our global ambassador for the world pi week 2024 campaign, dr.