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Thales MacTutor Bio http://www-gap.dcs.st-and.ac.uk/~history/Mathematicians/Thales.html

"Water is the principle, or the element, of things. All things are water." Quoted in Plutarch, Placita Philosophorum

Thales Theorum  http://mathworld.wolfram.com/ThalesTheorem.html   Thales_Theorum.gif

Selections from String Straightedge & Shadow
http://www.anselm.edu/homepage/dbanach/thales.htm

Philosophy of Thales  http://www.thebigview.com/greeks/thales.html

High School Level Thales Synopsis  http://www.math.tamu.edu/~don.allen/masters/Greek/thales.pdf

Thales Circle Applet  http://www.walter-fendt.de/m14e/thalescircle.htm


Mr.Pitonyak's Pyramid Puzzle  http://wcvt.com/~tiggr/

http://www.pbs.org/wgbh/nova/pyramid/geometry/model.html

Thales is Famous for Measuring the Height of the Great Pyramid Using Ratios Thales2.jpg

Mathematical Contributions http://www.albertson.edu/math/History/ebeck/Classical/Thales%20Pages/mathematical%20contributions.htm

Thales and The Egyptians

Lived about 624 BC to 547 BC in Miletus, Asia Minor (now Turkey)