Abacus App
3.85
Educación | 17.9MB
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.
Actualizada: 2017-02-26
Versión actual: 1.3.4
Requiere Android: Android 2.3.3 or later