Dunkin' Donuts' Math Contest: A Sweet Challenge
Explore Dunkin' Donuts' math contest, featuring the Fibonacci sequence and Pigeonhole Principle, blending marketing with mathematics.
Written by AI. Mei Zhang
February 14, 2026

Photo: MindYourDecisions / YouTube
It’s not every day you see math and donuts sharing the same spotlight, but Dunkin’ Donuts managed to pull off this unusual pairing during a recent Super Bowl commercial. The ad, cheekily titled "Good Will Dunkin'", pays homage to the 1990s film "Good Will Hunting" and weaves in mathematical concepts like the Fibonacci sequence and Beignet's formula. This is like finding a mathematical Easter egg hidden in your morning coffee run.
In the commercial, Dunkin' cleverly arranges its iconic Munchkins in a Fibonacci spiral—a nod to a sequence where each number is the sum of the two preceding ones. It's an arrangement that might seem as random as a donut flavor-of-the-day but has deep mathematical roots dating back over 8,000 years. This isn’t just a history lesson dressed up in sprinkles; it’s a creative way to make math tangible and engaging.
A Mathematical Challenge
Dunkin’ didn’t stop at just visual tricks. They teamed up with John Urschel, an MIT professor and former NFL player—because who says you can’t blitz both fields? Together, they crafted a math problem that challenged viewers to engage their brains while dreaming of free coffee for a year. The contest invited participants to solve a classic problem in mathematics: finding a non-empty subset of numbers whose sum is divisible by a given number. It’s a puzzle that uses the pigeonhole principle, a concept that might remind you of trying to fit too many Munchkins into a box.
The Pigeonhole Principle
The pigeonhole principle is a deceptively simple idea with wide applications. Imagine you have more pigeons than pigeonholes; some pigeons will have to share a space. Applied to numbers, if you have more sums than possible remainders, two sums must share a remainder, revealing a subset that fits the criteria. This principle underpins the contest’s challenge and underscores the beauty of mathematics: even simple concepts can yield complex and surprising results.
A Creative Blend of Marketing and Math
Dunkin’s campaign highlights a broader trend of using intellectual engagement as a marketing tool. By incorporating math, they’re not only reaching out to a demographic that thrives on challenges but also enriching their brand with a layer of educational value. It’s a move that says math isn’t just for classrooms—it's a part of everyday life, even in places as unexpected as a donut shop.
This campaign invites us to consider: could more brands use intellectual challenges to engage audiences? As we see more intersections of education and entertainment, it might not be long before other companies follow Dunkin’s lead, turning their promotions into platforms for learning as well as selling.
In a world where marketing often feels like noise, Dunkin' Donuts has crafted a campaign that’s not only memorable but also meaningful. It’s a reminder that math can be as delightful as a box of assorted Munchkins—full of surprises and ready to be savored.
By Mei Zhang
Watch the Original Video
Dunkin' Donuts just shared a classic math problem. Winner gets 1 year free coffee
MindYourDecisions
6m 5sAbout This Source
MindYourDecisions
MindYourDecisions, led by Presh Talwalkar, has garnered a substantial following of over 3.26 million subscribers since its inception in 2015. The channel is a hub for mathematics enthusiasts, offering insightful explorations into problem-solving, logic puzzles, and the application of mathematical concepts in real-world scenarios. With a solid academic background from Stanford in Mathematics and Economics, Presh Talwalkar crafts content that is both intellectually stimulating and accessible to a wide audience.
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