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As of Version 4, the learner can explore their own interpretations of how the Yupana works.
As of Version 4, the learner can explore their own interpretations of how the Yupana works.
[[File:Custom-yupana.png|300px]]
In the above example, the beads are valued as x1, x2, x6, and x24 with a base of 144. This is arguably the most efficient representation.
=== Where to get Yupana ===
=== Where to get Yupana ===
The Yupana activity is available for download from the [http://activities.sugarlabs.org Sugar activity portal]: [http://activities.sugarlabs.org/en-US/sugar/addon/4533 Yupana]
The Yupana activity is available for download from the [http://activities.sugarlabs.org Sugar Activity Library]: [http://activities.sugarlabs.org/en-US/sugar/addon/4533 Yupana]
The source code is available on [http://git.sugarlabs.org/yupana the Sugar Labs Gitorious server].
The source code is available on [http://git.sugarlabs.org/yupana the Sugar Labs Gitorious server].
[[Category:Activity]]
[[Category:Activity]]