quarter days

Table of Contents

Introduction References & Edit History Related Topics

Videos

What is Leap Day?

Read Next

A scary old jack-o-lantern on black. Halloween pumpkin, trick or treat. Halloween holiday

Happy Halloween

Nativity Scene, Adoration of the Magi, Church of the Birth of the Virgin Mary, Montenegro

Why Is Christmas in December?

February 29, leap day, leap year, happens every four years

Leap Day, February 29

Calendar marking march 15th

22 Questions About Time and Timekeeping Answered

Ancient Mayan Calendar

Our Days Are Numbered: 7 Crazy Facts About Calendars

Discover

Statue of Nostradamus

Nostradamus and His Prophecies

Lake Mead (the impounded Colorado River) at the Hoover Dam. The light-coloured band of rock above the shoreline shows the decrease in water level in the first few years of the 21st century.

6 Lakes That Are Drying Up

Scolex (head) of the tapeworm Taenia solium. The hooks of the scolex enable the tapeworm to attach to the intestinal wall.

Uninvited Guests: The 7 Worst Parasitic Worms

Demystified - Do Lemmings Really Commit Mass Suicide? illustration

Do Lemmings Really Commit Mass Suicide?

Time zone map with standard time zones and International Date Line

Why Are Some Time Zones 30 Minutes Off Instead of an Hour?

Salem Witch Trials. Photogravure after the painting by Walter McEwen titled - The Witches - circa 1890s.

How Rye Bread May Have Caused the Salem Witch Trials

airplane in flight (plane, aircraft, flying)

7 Puzzling Plane Disappearances

quarter days: Related Content

Written and fact-checked by The Information Architects of Encyclopaedia Britannica

Videos

What is Leap Day?

See All Videos →

Topics

Christmas All Saints’ Day Candlemas Michaelmas May Day Feast of the Annunciation Lammas calendar International Date Line leap year Dionysian period intercalation Advent calendar French republican calendar Gregorian calendar Julian calendar solar calendar lunar calendar