A History of Pi

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A story that traces the history of Pi, and its calculation.

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Latest News

Kingdom Animalia is now available., This fully updated material features current terminology, and expansions of three insect orders (15 families) and three mammal orders (11 Families). Representatives of these families can be found in most parts of the world, so children can connect species of their local fauna with the material.

Also available is the story for Art: The Story of the Created Image. Page-sized images for the story are included.

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