What is an Abacus?

A hands-on calculating tool that helps children understand numbers, practise arithmetic and gradually move toward mental calculation.

See how it works
Child learning with an Abacus

Abacus, explained in one breath.

An Abacus is a frame of beads arranged on rods. Children use the beads to represent numbers and carry out calculations. With repeated practice, many learners begin to visualise the bead movements mentally.

Modern Abacus education uses the physical tool as a learning foundation. The important progression is not just moving beads, but understanding number relationships, practising accurately and gradually reducing dependence on the physical frame.

Mental Abacus practice

From real beads to mental maths — in three moves.

The learning journey is progressive: first touch and move, then visualise, then calculate with less dependence on the physical tool.

STEP 01

Move the beads

Children learn to represent numbers and calculate by moving beads on a physical Abacus.

STEP 02

Picture the Abacus

With guided practice, learners begin visualising bead positions instead of relying only on the tool.

STEP 03

Calculate mentally

The goal is to solve calculations by mentally visualising the Abacus and its bead movements.

Abacus vs mental math — what’s the difference?

THE TOOL

● Abacus

The physical frame of beads. It gives children a concrete way to represent numbers and practise calculation with their hands.

THE SKILL

● Mental Math

The ability to calculate mentally. In Abacus learning, this can involve visualising the Abacus and mentally moving imagined beads.

In short: the Abacus is the tool; mental calculation is the skill.

Young learner with an Abacus

More than speed — a disciplined way to work with numbers.

Abacus practice combines visual, tactile and arithmetic activity. Research on Abacus training has explored possible effects on attention, working memory and numerical processing, but outcomes vary by learner, training intensity and study design.

✓ Builds familiarity with number patterns and place value✓ Encourages focused, step-by-step calculation practice✓ Develops visualisation through repeated Abacus work✓ Supports regular mental arithmetic practice

Online or at a branch — choose the format that suits your family.

Online classes

Join live teacher-led Abacus classes from home with structured practice and the Mastermind digital learning ecosystem.

Offline classes

Learn in person at an available Mastermind Abacus Bangladesh branch and get local class support.

Find a Branch →