Mental maths for Grades 4–6

A stronger mind begins with numbers that make sense.

GajjuMath helps children understand numbers, calculate mentally and grow in confidence. Each chapter teaches a clear idea, each completed question earns coins, and those coins open purposeful games and worlds children want to return to.

Grades 4–6Learn at a steady paceParent-managed account
1 · LEARN
Meet one idea at a time through explanations, examples and guided practice.
2 · EARN
Complete chapters and questions to earn Happy Gajju coins and mark real progress.
3 · PLAY
Use earned coins in games and challenges that keep numbers, logic and attention active.
The purpose behind the play

Not just faster sums. Better ways to think.

Mental maths is the starting point. Our larger aim is to help children become comfortable with numbers, notice patterns, hold attention and approach unfamiliar problems without immediately giving up.

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Build number sense

Understand place value, lakhs and crores, estimation, fractions and the relationships between numbers—not only a list of rules.

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Calculate with confidence

Learn friendly-number, regrouping and mental calculation methods that make addition, subtraction, multiplication and division easier to reason through.

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Strengthen reasoning

Patterns, sequences, puzzles and strategy games encourage children to pause, test an idea and find another route when the first one does not work.

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Make progress visible

Chapters, questions, coins and game unlocks show children that steady effort creates progress. Parents can follow the learning journey too.

Coins turn effort into a world children can build

Every completed question adds to visible progress. Children can use the coins they earn to shape their Gajju world, so practice feels connected to something they care about.
Brain games

Play that has a reason to be here.

Games are not a distraction added after learning. They are part of the motivation loop: children practise, earn and then choose how to use what they have earned.

Available
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Mind Math

Quick number practice that keeps core skills active.

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Viyu

Short number challenges built for repeated, focused play.

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Kramika

Sequence and pattern challenges that reward careful thinking.

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Sudoku

Logic practice through number placement and elimination.

Available
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Snake

A familiar game format connected to the child’s earned play time.

Coming next
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Chess and strategy

More thoughtful games will be added as the GajjuMath world grows.

A growing programme

Maths at the centre. Whole-child development around it.

GajjuMath begins with a strong, measurable learning habit and expands carefully around it. New programmes will be introduced in stages rather than presented as finished before they are ready.

1

Mental maths

The core programme: chapters, guided questions, practice, progress and coins for children in Grades 4–6.

2

Logic and strategy

Sudoku, Kramika, chess and other games designed to exercise planning, patterns and patient problem-solving.

3

Calm attention

Children’s yoga, breathing and meditation sessions are planned for a later stage as the wider programme develops.

For parents

Clear learning, meaningful motivation.

You should be able to see what your child is learning—not just how long they were on a screen. GajjuMath connects play to completed work and keeps the learning journey under a parent-managed account.

Concept before speedChildren understand the method before timed practice matters.
Effort becomes progressQuestions and chapters—not random screen time—power the reward loop.
A child-friendly identityChildren can use a hero character while parents manage the account and learning access.
Begin with one chapter

Help your child discover that maths can feel clear, rewarding and fun.

Start the learning journey, meet Gajju and see how understanding, practice and purposeful play come together.