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NumberNinja

Master math like a ninja.

⚔️ P4 · Game-based · From basics to black belt

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Real Math Topics
Fractions, decimals, multiplication and fun word problems for every level.
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Belt System
Earn XP and level up your belt — White → Yellow → Black.
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Streak Bonuses
5 in a row = bonus XP. Stay sharp, stay focused, become a master.
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No Distractions
No ads, no signup, no internet needed. Just practice.
🥷 For every learner: NumberNinja is a focused math practice game — from kids just starting out to teens and adults brushing up. Train daily, level up your belt, and become a master.
© 2026 NumberNinja · Built for learners of every age
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Choose Your Level 🥷

Pick your school level. Questions follow the Singapore MOE maths syllabus and get harder as you get them right.

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Choose Your Dojo 🥷

Pick a topic to train in. Each dojo has different challenges.

📘 P4 Syllabus focus
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Speed Round
30 seconds! Answer as many as you can. Random topics.
🏃 Timed
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Boss Battle
10 tough questions. No mistakes allowed. Can you survive?
💀 Expert
Tip: Try a different dojo each day to become a true ninja master.
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🛒 Ninja Shop

Spend coins on boosts. Use them mid-round to dominate your dojo.

💡 Tip: Earn coins by answering correctly. +5 bonus per 5-streak!
Bought!
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FRACTION DOJO
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