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→Extending Abacus
* Abacus also supports copy, so you can take a sum calculated on an abacus and export it into SimpleGraph or some other data-visualization Activities.
* Abacus also supports copy, so you can take a sum calculated on an abacus and export it into SimpleGraph or some other data-visualization Activities.
* A fun collaborative mode might be to have a number randomly selected and each sharer work independently to post it on the abacus of their choice first. There could be a tally of beads awarded for each correct answer.
== Modifying Abacus ==
== Modifying Abacus ==