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Original Web-based activities developed by Thirteen Ed Online Master Teachers. Each lesson consists of an overview with learning objectives, procedures for teachers, and "organizers" for students -- hand-outs,...
A unit that begins with a historical development of pi and proceeds with examples of activities to help students develop a deeper appreciation of the mathematical beauty and value of pi.
An integrated body of resource material for a high school general mathematics course. The integrating theme, twentieth-century America, provides the general area to be considered; five foci supply specific subtopics from...
Exploring music, astronomy and cosmology, starting with the historical roots; the Pythagoreans in particular contributed profoundly to the development of Western Music by discovering two facts: first, that the sound...
A unit designed to teach metrics. It discusses what metrics are, and how and why the system came about. Arguments are presented for why it should be taught, and disadvantages are mentioned. Includes an outline of the...
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