A simple Abacus App supporting 6 types of abacus.A simple Abacus App supporting 6 types of abacus (soroban, suanpan, binary, Russian, school & rekenre
A simple Abacus App supporting 6 types of abacus.
A simple Abacus App supporting 6 types of abacus (soroban, suanpan, binary, Russian, school & rekenrek) as well as a variable number of rods on each abacus.