3.14159265359 ... Pi day (March 14)
A Pi plate, you know, for pie you can eat. We give it 3.14 stars!
Pi Temporary Tattoo
Perfect way to display pi, at least temporarily.
How To Bake Pi Book
An irrational cookbook wrapped in a mathematics textbook.
PI Fruit Bowl
The numbers in Pi wrap around the fruit in this unusual interpretation of pie.
Come to the Math Side T-shirt
Forget the dark side and their cookies, the math side has pi.
Pi Digit Pencils
Hand-writing pi takes a long time — and a lot of lead.
Math Glass Set
Every good mathematician needs a nice beverage.
Pi Math Adventure Book
Follow the adventures of Sir Cumference, Lady Di of Ameter and Radius in this series for students.
Some, but not all of these items are through affiliate links.