Changes

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|250px]]

[[File:Custom-yupana.png|300px]]

In the above example, the beads are valued as 1x, 2x, 6x, and 24x with a base of 144. This is arguably the most efficient representation.

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]]