โšก Play Hero Brain โ€” FREE โ†’
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๐Ÿง  Free Games ยท No Sign-Up ยท Ages 5โ€“15

SMART KIDS

The free brain games website made by a kid, for kids! Battle supervillains, solve puzzles, learn while playing โ€” and become the smartest hero in the city! ๐Ÿฆธ

โšก PLAY HERO BRAIN โ€” FREE!
163+
Questions
5
Heroes
6
Subjects
3
Levels
100%
Free
๐Ÿ•น๏ธ Our Games

PICK YOUR GAME

All games are 100% free โ€” no sign-up, no ads, just play!

โœ… LIVE NOW โ€” PLAY FREE!
โšก HERO BRAIN
Battle 10 supervillains using only your brain! Answer questions on Maths, Science, Geography, Animals and Riddles. Pick your hero, choose your difficulty, earn streaks and save the city! ๐Ÿฆธ
๐Ÿ”ข Maths๐Ÿ”ฌ Science๐Ÿงฉ Riddles ๐ŸŒ Geography๐Ÿพ Animals 163 QuestionsAges 5โ€“153 Difficulties
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โณ Coming Soon
MATHS BLAST
Race against the clock answering maths questions! Timed rounds, power-ups and villain chases!
โฑ๏ธ Timed๐Ÿ”ข MathsAges 6โ€“14
โณ In Development
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โณ Coming Soon
WORLD QUEST
Travel the globe answering geography questions! Unlock countries, capitals and world wonders!
๐Ÿ—บ๏ธ Geography๐Ÿ† CollectiblesAges 8โ€“15
โณ In Development
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๐Ÿ”ฅ Next Up!
RIDDLE DUNGEON
Escape the dungeon by solving riddles and brain teasers! Each room has a new puzzle to crack!
๐Ÿงฉ Riddles๐Ÿ—๏ธ Escape StyleAges 7โ€“15
โณ In Development
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โณ Coming Soon
SCIENCE LAB
Run experiments and answer science questions to stop the evil scientist from blowing up the lab!
๐Ÿ”ฌ Science๐Ÿงช ExperimentsAges 8โ€“15
โณ In Development
๐Ÿ“š What You'll Learn

6 FUN SUBJECTS

Every game teaches real school subjects โ€” but makes them exciting!

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MATHS
66 questions
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SCIENCE
26 questions
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GEOGRAPHY
23 questions
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ANIMALS
24 questions
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RIDDLES
24 questions
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MIXED
All topics!
๐Ÿ“– How It Works

HOW TO PLAY

1
๐Ÿ•น๏ธ
PICK A GAME
Choose from our games library. Hero Brain is live now โ€” more games coming soon!
2
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CHOOSE HERO
Pick from 5 superheroes โ€” Electric, Fire, Ice, Wind or Ocean powers!
3
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SET DIFFICULTY
Easy (5โ€“8), Medium (9โ€“12), Hard (13โ€“15). Pick your subject too!
4
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BATTLE VILLAINS
Answer 10 questions to defeat the villains. Use hints if you get stuck!
5
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WIN BADGES
Score points, build streaks and earn hero badges. Perfect score = GENIUS HERO!
๐Ÿ‘ฆ About Smart Kids

MADE BY A KID

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HI, I'M THE CREATOR!
I'm 11 years old and I built Smart Kids because I wanted brain games that are actually fun to play โ€” not boring! Hero Brain has 163 questions across 6 subjects for kids aged 5 to 15. I'm learning to code and building new games every week. More games coming soon! ๐Ÿš€
๐Ÿ‘ฆ Age 11 ๐Ÿ’ป Learning to Code ๐ŸŽฎ Game Builder ๐Ÿš€ More Games Coming!