U.S. House Declares National Pi Day - March 14
piZone Videos
piZone Activities
piZone Shirts

Know what you're doing on this date and time?

3.14.15   9:26:53

That's the first 10 digits of pi...
happens once a century.

Assist in sharing the pi,
tell others, offer skills,
or get a shirt.

Our vision is to be the crowd-sourced resource
for innovative projects including this special event.

We also apply $3.14, of the sale
to give a shirt to a teacher!

piZone pi it forward

It's a global piZone pi