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In the UCMAS Iran magazine, you will get acquainted with UCMAS news, international abacus competitions, rapid calculations, and mental mathematics.
In the UCMAS Iran magazine, you will get acquainted with UCMAS news, international abacus competitions, rapid calculations, and mental mathematics.
The Android UCMAS application (UCMAS Game App) + Features
Mental Arithmetic Practice
What is an Abacus? Unveiling the Mysteries of the Abacus
Mental Arithmetic Tests
2023 World In-Person Abacus Competition
