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Mental Addition

Answer correctly to increase your streak. Difficulty controls the range.

✅ Streak: 0
🏆 Best: 0

🧩 Recommended Brain Training Books & Memory Games

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Neuriva Plus
Once-daily phosphatidylserine + Neurofactor supplement designed for gradual cognitive support.
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Foldology Origami Puzzle
A folding-based logic puzzle book with 100 challenges that train patience and spatial reasoning.
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Genius Square
Fast-paced logic and spatial reasoning game with thousands of possible puzzles.
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