Bookmark Collection
Abacus
Complete sim of an abacus, and it even translates the bead positions into a numerical representation. Includes tutorials on adding and subtracting with an abacus, as well as info on the history and cultural background of the tool. Source code freely available.
- Date Added to MERLOT:
- November 21, 2008
- Created by:
- Karen Wilcox
- License:
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Abacus (Tutorial)