Irrational Hats
Description: Perfect shirt to wear on Pi Day (March 14th) or any other day of the year when you want to show off your math side. This shirt features the beginning digits of Pi within the symbol of Pi. How many digits of Pi can you memorize? Prove it with this shirt! Great for STEM students, teachers, college students, or anyone with a quirky yet geeky vibe. Are you into Math and Science? Makes a great gift for any mathematician, geek, nerd, tech lover, college student, teacher, or back to school.
Description: This powerful piece of urban art features a heavy, distressed typography that embodies the spirit of rebellion and raw energy. With its bold, absurd shapes and gritty grunge aesthetic, it is a perfect artistic statement for fans of skate culture, punk rock, and edgy streetwear. Designed for those who embrace the unconventional, this graphic brings a modern, high-impact alternative vibe to your wardrobe. Original design by PEARSTOCK.
Description: A distressed white and red graphic design featuring the symbol Pi prominently. The text reads "THEY CALL ME" in white above a large "P" in white with a speckled texture, and the Pi symbol in red. Below this are the words "BECAUSE I'M IRRATIONAL AND I DON'T KNOW" in white, followed by "WHEN TO STOP" in red with a speckled texture. The background is black.
They Call Me Pi Because I'm Irrational And I Don't Know When To Stop Pi Hat
by Stunt Studio
$12 $19
Description: A gnarled wooden Pi symbol grows roots, mushrooms, and wildflowers in this vintage botanical illustration. Clever, elegant, and undeniably math nerd approved. For anyone who believes irrational can still be beautiful.
Irrational But Beautiful Design – Botanical Pi Symbol Vintage Illustration Hat
by Luminari Creations
$19
Description: A monochrome design with white text and a white pi symbol within a white circle on a black background. The text reads: "THEY CALL ME" at the top, the pi symbol in the center, and "BECAUSE I'M IRRATIONAL & DON'T KNOW HOW TO STOP" below the symbol. The overall style is bold and minimalist.
They Call Me Pi Because I'm Irrational & Don't Know How to Stop Hat
by NDR KIWIS STUDIO
$12 $19
Description: Clever math humor design referencing the famous irrational number pi with a witty phrase celebrating mathematical nerd culture. Featuring retro typography and scientific flair, the design is perfect for students, teachers, mathematicians, engineers, and science lovers who enjoy clever academic jokes and Pi Day celebrations in classrooms, universities, or STEM events.
Retro Irrational But Well Rounded Pi Day Math Humor Nerd Science Graphic Design Hat
by Cadeiqiua Store
$19
Description: This clever math inspired design celebrates Pi Day with witty wordplay and bold retro styling. Featuring clean typography and symbolic accents, it highlights humor and intellectual pride in a fun, accessible way. Ideal for math teachers, students, and STEM enthusiasts, this graphic blends geek culture with festive academic spirit for classroom celebrations and beyond.
Description: This stylish math themed design combines witty Pi Day wordplay with charming floral accents in a retro inspired layout. The balanced composition highlights creativity and intellect while adding soft decorative flair. Ideal for math educators, students, and science enthusiasts, this artwork celebrates academic humor in a fresh and visually engaging way.
