We’ve partnered with Serious Eats for another irrationally awesome Pi Day Pie Contest. 3/14 is the big day, and we’re expecting to see some transcendental projects that celebrate π with pie or vice versa. Enter now to win an iPad or fantastic baking supplies from King Arthur Flour!

Entries will also be posted via the Instructables account on the Serious Eats website.

Multiple entries are accepted, but each entrant can only win one prize. Contest is open to entries from US, Canada [excluding Quebec], UK, China, Belgium, the Netherlands, Australia, Colombia, Germany, Switzerland, Norway, India, and Denmark. The Contest begins at 12:00 a.m. Pacific Standard Time (PT), March 4, 2013. Contest closes for entries at 11:59pm PT, March 18, 2013.

The winner(s) will be solely responsible for complying with any and all applicable statutes, laws (including, without limitation, common law, if applicable), rules and regulations and for bearing any personal income tax, VAT, withholding taxes, customs duties, or other taxes, fees, insurance, surcharges or other costs relating to receiving, claiming or collecting any prize.

The Serious Eats Pi Day Pie Contest is closed.

Grand Prize

9 Prizes

Grand Prize (1)

One Grand Prize winner will receive an Apple iPad with Retina Display MD510LL/A (16GB, Wi-Fi, Black) and an Instructables prize pack including a t-shirt.

First Prize (3)

Three First Prize winners will receive a prize package from King Arthur Flour including:
First Prize winners will also receive an Instructables prize pack including a t-shirt.

King Arthur Flour is America’s oldest flour company and premier baking resource, offering ingredients, mixes, tools, recipes, educational opportunities, and inspiration to bakers worldwide.

Runner Up (5)

Five Runner Up winners will receive an Instructables prize pack including a t-shirt and a Serious Eats tote bag.
How It Works

Write an Instructable

Create a new Instructable that fits the guidelines outlined in the contest description above. To be eligible, Instructables must be published between Mar 4, 2013 and Mar 18, 2013 (11:59pm PT).


Upon publishing your Instructable you'll see checkboxes for open contests. Select Serious Eats Pi Day Pie Contest. If you have entries currently eligible for entry, it will also show up by clicking "Enter this Contest" on the right side of this page.


Entries are accepted by Instructables staff within one business day Monday - Friday. What matters is the submission time, not acceptance time.


A panel of judges made up of Instructables staff and respected members of the community rate the finalists. The averages of the ratings determine the winners.


When the winners are decided they will be notified and announced here on the contest page.