Do-Decka-Hedron Tutorial

This is the tutorial page for the Do-Decka-Hedron from Topogami Cards (formerly Kirigami Cards). If you have any questions or comments, please contact us, even if you bought this from a retailer.

Play video: Do-Decka-Hedron tutorial

Turn curiosity into creation with this captivating geometric masterpiece. Transform 30 precision, pre-cut playing cards into a mesmerizing twelve-sided polyhedron. This design is the creation of mathematical artist George Hart. Be sure to check out his website georgehart.com/g4g11/ and his YouTube channel @GeorgeHart-math for more of his creations.

No glue, no tape. Just clever interlocking slots and folds that reveal an elegant, symmetrical sculpture blending art, mathematics and playful wonder. Perfect for puzzle enthusiasts, math lovers, artists, or anyone looking for a meditative, hands-on project that ends in a beautiful, display-worthy object.

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