Share your comments, criticisms, ideas in the following forums

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41 comments

Website

About the website, news, suggestions

8 topics

17 comments

Generator

About the generator

38 topics

118 comments

Anzan

About the anzan software, "mental calculation"

7 topics

9 comments

Virtual soroban

About the virtual soroban and its tutorials

0 topics

0 comments

Misc.

About anything else