Note: Look at these old pages to get the full content. Not everything has been transferred yet!

The Abacus - Beads, rods and frames

Abak, abax, and all the rest

The roots of the name Abacus are not clear. The word originated in ancient Europe. Since Abaci are used in many countries today, many names have evolved since then. Here are some of them:

China: Suan Pan
Japan: Soroban
Korea: Tschu Pan
Vietnam: Ban Tuan or Ban Tien
Taiwan: ???
Iran: Chortgeh
Armenia: Choreb
Russia: Stschoty
Estonia: ???
Lithuania: ???
Poland: Liczydlo
Turkey: Coulba

Software for learning, training, and fun

AbacusWorks - An abacus software (under development)
myAnzan - An anzan software (training mental calculation)
NumDict - a number and exercise dictation program

A large link collection with material for all kinds of abaci

The Abacist's Guide to the Internet