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 a …
Simple spinner app to help you decide who should take the first turn of a game, which way to go or anything else requiring a random direction or decis …
Simple spinner app to help you decide who should take the first turn of a game, which way to go or anything else requiring a random direction.Features …