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|This source for the golden section, golden mean, divine proportion, Fibonacci Series, and phi discusses phi "for neo'phi'tes"; credit cards; energy; geometry; history; life; the human hand; the human face; the human body; human beauty; development; the human heartbeat; human health; animals; plants; DNA; mathematics; means; music; the number 89; orthogons; Penrose tilings; phi's phormula; pi, phi and Fibonaccis; population growth; powers of phi; quasi-crystals; the solar system; spirals; stock markets; and more.|
|Levels:||Middle School (6-8), High School (9-12)|
|Math Topics:||Golden Ratio/Fibonacci|
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