There are 6 NRICH Mathematical resources connected to Calendars, you may find related items under Mathematics Tools.Broad Topics > Mathematics Tools > Calendars
The pages of my calendar have got mixed up. Can you sort them out?
Read about the history behind April Fool's Day.
Don't get rid of your old calendars! You can get a lot more mathematical mileage out of them before they are thrown away. These activities, using cut up dates from the calendar, provide numbers to. . . .
What is the date in February 2002 where the 8 digits are palindromic if the date is written in the British way?
Liitle Millennium Man was born on Saturday 1st January 2000 and he will retire on the first Saturday 1st January that occurs after his 60th birthday. How old will he be when he retires?
These two challenges will test your time-keeping!