The Inka Quipu: Positional Notation on a Knotted Cord
Claudia Zaslavsky; Bianka Crespo
November 2000, Volume 6, Issue 3, Page 164
Exploration of the Inka data recording system of knotted cords called quipus reinforces students' understanding of place value. Activity sheets included.
Cross-Content (Math Only) Connections