Oficial Partner of the Foundation of Soroban in Japan 財団法人全 盟
ONLINE COURSE `MENTHAL ARITHMETIC SOROBAN`
The online course of mental arithmetic, i.e. counting on Japanese soroban,
consists of 7 levels. Each level includes 3 months of access to the platform,
instructional videos, over 300 tests. The price of each level up to 7kyu is PLN 150euro.
POZIOM 1,2,3 cena 169zł+VAT KUPUJĘ
Liczydło Soroban 50zł +VAT KUPUJĘ
Before purchasing watch DEMO Lesson