These 25 projects show how ammonites, lichen rosettes, honeycomb, and other natural forms can help you apply the rules of mathematics to create complexly beautiful works. Clear, paper-art-focused explanations teach you the principles of mathematics we see in nature, including the Golden Section and Golden Angle, Fibonacci numbers, and symmetry. Learn about using flaps and piercings with various projects, including "A Murmuration of Starlings." Benefit...