![Pi Day “The earliest known official or large-scale celebration of Pi Day was organized by Larry Shaw in 1988 at the San Francisco Exploratorium, with staff. - ppt download Pi Day “The earliest known official or large-scale celebration of Pi Day was organized by Larry Shaw in 1988 at the San Francisco Exploratorium, with staff. - ppt download](https://slideplayer.com/9015978/27/images/slide_1.jpg)
Pi Day “The earliest known official or large-scale celebration of Pi Day was organized by Larry Shaw in 1988 at the San Francisco Exploratorium, with staff. - ppt download
![Larry Shaw, founder of Pi Day, an international holiday born at San Francisco's Exploratorium, celebrating the event on Wednesday, March 14, 2012, in San Francisco Calif. (Liz Hafalia/San Francisco Chronicle via AP Larry Shaw, founder of Pi Day, an international holiday born at San Francisco's Exploratorium, celebrating the event on Wednesday, March 14, 2012, in San Francisco Calif. (Liz Hafalia/San Francisco Chronicle via AP](https://l450v.alamy.com/450v/2nj39kk/larry-shaw-middle-founder-of-pi-day-an-international-holiday-born-at-san-franciscos-exploratorium-celebrating-the-24th-annual-event-with-a-pi-day-procession-on-wednesday-march-14-2012-at-the-exploratorium-in-san-francisco-calif-liz-hafaliasan-francisco-chronicle-via-ap-2nj39kk.jpg)
Larry Shaw, founder of Pi Day, an international holiday born at San Francisco's Exploratorium, celebrating the event on Wednesday, March 14, 2012, in San Francisco Calif. (Liz Hafalia/San Francisco Chronicle via AP
![Happy Pi Day! How physicist Larry Shaw created March 14 holiday to celebrate math's beloved irrational number - ABC7 New York Happy Pi Day! How physicist Larry Shaw created March 14 holiday to celebrate math's beloved irrational number - ABC7 New York](https://cdn.abcotvs.com/dip/images/11650565_031417-cc-getty-human-pi-symbol-img.jpeg?w=1600)
Happy Pi Day! How physicist Larry Shaw created March 14 holiday to celebrate math's beloved irrational number - ABC7 New York
Starex University - Happy International PI Day Pi Day (π) is observed on March 14 across the world to recognise the mathematical constant. Pi Day is celebrated on March 14 based on
![Happy Pi Day! How physicist Larry Shaw created March 14 holiday to celebrate math's beloved irrational number - ABC7 New York Happy Pi Day! How physicist Larry Shaw created March 14 holiday to celebrate math's beloved irrational number - ABC7 New York](https://s.abcnews.com/images/Technology/exploratorium-pi-day-03-ht-jef-220311_1647033851306_hpEmbed_3x2_992.jpg)
Happy Pi Day! How physicist Larry Shaw created March 14 holiday to celebrate math's beloved irrational number - ABC7 New York
![Every year on March 14, math lovers celebrate World Pi Day which has been traced back to Larry Shaw… | Writing services, Customer relationships, Find your aesthetic Every year on March 14, math lovers celebrate World Pi Day which has been traced back to Larry Shaw… | Writing services, Customer relationships, Find your aesthetic](https://i.pinimg.com/originals/ec/06/66/ec0666b801b756944daba50062ce6e17.jpg)