National Pie Day is a celebration of pies that occurs annually in the United States on January 23. It started in the mid-1970s by Boulder, Colorado teacher Charlie Papazian [ 1 ] after he declared his own birthday, January 23, to be National Pie Day. [ 2 ]

2021年1月23日 · When is National Pie Day 2025? Apple, Cherry, Blueberry, Pumpkin, gorge on all your favorite flavors of America’s favorite dessert on National Pie Day on January 23. Traditional fruit pies, savory pies, or creams pies used for comedy, no pie is …

2025年1月21日 · Pie is so special it has two days: Dec. 1 and Jan. 23 are National Pie Day Pie was not always the nation’s favorite dessert — in the 19th century, fruit pies were a common breakfast food eaten ...

2024年12月30日 · National Pie Day is celebrated each year on January 23. It’s a food holiday that celebrates pie, which has been eaten since the Egyptians. The Romans created the first pie recipe and then the popularity of pies spread across Europe starting from the 12th century.

2025年1月21日 · National Pie Day in the United States is a celebration dedicated to one of the country’s most beloved and traditional desserts. From the classic apple pie to varieties like pecan, pumpkin, or ...

Pi Day is celebrated on March 14th (3/14) around the world. Pi (Greek letter “ π ”) is the symbol used in mathematics to represent a constant — the ratio of the circumference of a circle to its diameter — which is approximately 3.14159.

Pi Day is an annual celebration of the mathematical constant π (pi). Pi Day is observed on March 14 (the 3rd month) since 3, 1, and 4 are the first three significant figures of π , and was first celebrated in the United States.

National Pie Day is a great day to renew your love for pie and bring it into your life – even if it’s only for a day. After all, pie is considered to be one of the great comfort foods of the world, so go ahead and enjoy a slice of your favorite pie on this unofficial holiday.

2024年3月14日 · National Pi Day is recognized on March 14 in the U.S. and around the world. Here's what to know about the quirky holiday, and how to celebrate.

2024年3月5日 · When is Pi Day in 2024? If you couldn't already tell by the number this mathematical symbol represents, Pi Day is on Thursday, March 14, 2024. That's because the date is written as 3/14 (at least in the United States).