Every year on 11/23, we celebrate one of the most famous patterns in mathematics — the Fibonacci sequence. What is the Fibonacci sequence? It’s a list of numbers where each number is the sum of the two before it: 1, 1, 2, 3, 5, 8, 13, 21… This simple rule creates a pattern that grows in a beautifully balanced way. The Golden Rectangle & Golden Spiral When squares with Fibonacci side lengths are arranged together, they form a golden rectangle — a shape whose proportions stay the same as it grows. If you draw a smooth curve through the corners…