Pi Hat Free Knitting Patterns

Pi Day is the day to celebrate math with the famous number, pi! In honor of the day, we’ve compiled a list of Free Pi Hat Knitting Patterns that are perfect for showing off your love of math. Whether you’re a mathematical wizard or a knitting lover, you’ll find something to love in these patterns. Knitting a Pi Hat is a great way to show your pride in the math holiday and have a unique piece of apparel. The patterns for these hats range from simple to complex and can be made with a variety of yarns and needles. The hats are also a great way to use up leftover yarn from other projects. Thanks below designers for sharing the free knitting patterns. The links for the patterns are provided below photos. Happy knitting and Happy Pi Day!

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Math Geek Hat Free Knitting Pattern

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