Share your comments, criticisms, ideas in the following forums

45 topics

50 comments

Website

About the website, news, suggestions

14 topics

25 comments

Generator

About the generator

39 topics

119 comments

Anzan

About the anzan software, "mental calculation"

8 topics

10 comments

Virtual soroban

About the virtual soroban and its tutorials

0 topics

0 comments

Misc.

About anything else