How People Celebrated Pi Day 2010 28 Jan 2013 | 03:09 am

Here are activities teachers, students & every day people say they’re doing to celebrate Pi Day in 2010: More Pi Day Ideas: Things to do for Pi Day (2011) | Classroom Activity Ideas (2008) At Glenvi...

Pi Embroidery Design 24 Jan 2013 | 09:23 am

Urban Threads has released a mathematically marvelous embroidery design to celebrate! “Pi Equals Delicious” will be yummy on creations for math teachers and number-crunching mad scientists of all stri...

Legislating Math 24 Jan 2013 | 09:17 am

In 2009, Congress recognized Pi Day, but Pi didn’t always have favor among law makers: On February 5, 1897, the state of Indiana almost declared pi as “5/4 to 4” or 3.2. While it’s fairly common for ...

A Couple Weird Things about Pi 24 Jan 2013 | 08:02 am

If you hold a mirror to a circle, it looks like a circle. If you hold a mirror up to Pi, it spells PIE! The clever t-shirt pictured above demonstrates this quite nicely. And now, something for you h...

For Bloggers & The Press 1 Jan 2013 | 03:26 am

Spread the news about Pi Day: Download our Press Kit which includes hi-res images you may use. Widgets for Bloggers Add a little Pi Day to your blog. If you have your own web site or blog, tell all...

Memorize More Digits with Pi Trainer 31 Mar 2011 | 05:00 pm

Pi Trainer is a simple game produced by piday.org as a tool to spread the knowledge of pi. It supports inputting around 1500 digits of, so if you know more than that, our hats are off to you. Get it ...

Pi in Dominos 16 Mar 2011 | 01:07 pm

Princeton Pi Day Party 14 Mar 2011 | 05:00 pm

Princeton has an annual party celebrating Pi Day and Einstein’s birthday (also March 14). This year (2011), their celebration runs 4 days, from the 11th to the 14th. Tons of math, Einstein (he spent s...

Things to do this Pi Day 14 Mar 2011 | 04:32 am

Make (and Eat) a Pie – These pie recipes for Pi Day from NPR’s McCallister look incredibly tasty. But, there’s no shame in putting a frozen store-bought pie in the oven, or picking up a pie from your ...

Cool Pi Products 10 Mar 2011 | 04:50 am

The “Pi Dye” T-Shirt shop has some pretty cool products for Pi fans, including their “How’s My Deriving” bumper sticker and these: Super Pi T-Shirt Pi-less World T-Shirt Pi Ice Cube Tray...