Golden Ratio Funny Pins and Buttons

In this cute, mathematical design, an opossum (possum for short) sits within a Fibonacci spiral, demonstrating the uncanny perfection of nature. Students, nature-lovers, and mathematicians who like science, math, and of course, possums will love this adorable, funny design. Great for both adults and kids.

Introverted But Willing To Discuss Math

Architecture 101 Tshirt that reads "The Creative Process". Perfect for any architecture student who just graduated from college.

Indulge in the captivating fusion of mythology and mathematics with our "Lego Hercules" tee. Featuring a Greek hero-inspired design infused with the elegance of the Golden Ratio, this Mythology-inspired shirt is a must-have for Hercules fans and Lego enthusiasts alike.

Celebrate Fibonacci day with this funny simple design. Sure hit for any maths teacher, art teacher or the nerd of the group.

Fibonacci

The number π is a mathematical constant. It is defined as the ratio of a circle's circumference to its diameter, and it also has various equivalent definitions.

The number π is a mathematical constant. It is defined as the ratio of a circle's circumference to its diameter, and it also has various equivalent definitions.

Embrace the mathematical mirth. On Fibonacci Day, we spiral humor!

Illustration of Fibonacci sequence

Golden number

The golden spiral of nature.

Architecture 101 Tshirt that reads "How to add windows to existing buildings". Perfect for any architecture student who just graduated from college.

Fibonacci Galaxy