Celebrate Number Holidays on Friday and Saturday

We get two number holidays in a row this week: Friday the 13th and Pi Day!

White Red Rounded Rectangle clip artFriday the 13th happens at least once every year, and the most we can possibly get is three. This year we had one in February, and there will be another one in November.

Friday the 13th is considered by many to be an especially unlucky day. Read National Geographic’s “Friday the 13th Phobia Rooted in Ancient History.

But the number 13 doesn’t have to be unlucky. See “13 Lucky Facts About the Number 13” (PDF download).

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Pi Day is celebrated by math enthusiasts around the world on March 14.

Pi or is the number that represents the ratio of a circle’s circumference to its diameter. Pi appears as an important constant in many mathematical equations. Pi = 3.141592653

For more information about the number Pi as well as ideas for celebrating Pi Day, visit the following Easy-as-Pi math pages:

Pi Facts: http://www.easy-as-pi-math.com/pi-facts.html

Pi Fun: http://www.easy-as-pi-math.com/pi-fun.html

Pi Day: http://www.easy-as-pi-math.com/pi-day.html

The Easy-as-Pi website also has a nice list of picture books that teach math concepts: http://www.easy-as-pi-math.com/mathbooks.html

P.S. This year will be a special date & time: 3/14 /15 9:26:53

It’s a great day to learn math facts while eating pizza and pie!

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