Activities/Yupana: Difference between revisions
No edit summary |
|||
| Line 1: | Line 1: | ||
== Yupana == | == Yupana == | ||
[[File:Yupana-origins.png|300px|From [http://en.wikipedia.org/wiki/File:Yupana.jpg]]] | |||
Yupana is an Incan counting device similar to an abacus. | Yupana is an Incan counting device similar to an abacus. | ||