Train your brain every day!
Puzzles, quizzes & visual challenges from @KopfKinoX – now playable right here. Are you smarter than the rest?
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The challenges
You’ve seen them in the videos – now it’s your turn. Every challenge has bonus levels you can only play here.
Spot the Odd One
One symbol is different. 12 levels, the clock is ticking – how sharp are your eyes?
Play now →Are you smarter than a 5th grader?
12 questions that look harmless – and still fool most adults.
Play now →Memory Test
Memorize every picture – then one disappears. Do you have a photographic memory?
Play now →Your brain is lying to you
6 optical illusions with animated solutions – plus the stare challenge with a hidden flag.
Play now →Counting Test
How many triangles can you see? Squares, cats, letters – and a solution that counts along.
Play now →Color Chaos
Say the COLOUR, not the word! The famous Stroop test – with reaction-time tracking.
Play now →Guess the German Word
✋ + 👞 = ? Two emojis make one German word. Learn some German while you play!
Play now →True or False?
14 curious facts about animals, space and your brain. Which ones are really true?
Play now →Matchstick Puzzles
Move 1 match to make the equation true. 12 puzzles – only 1% solve them all!
Play now →Gear Puzzle
Which way does the red gear turn? With belts, chains – and a nasty trap.
Play now →Shadow Puzzle
Which shadow fits exactly? Mirrored, rotated or squashed doesn’t count!
Play now →Which Path?
Follow the tangled lines with your eyes only. Freshly shuffled every round!
Play now →For true puzzle fans
Our picks if you want to keep puzzling offline.
* Affiliate link: if you buy through it, we earn a small commission at no extra cost to you.
@KopfKinoX
Follow us on TikTok – and drop your score in the comments!
🎵 Follow on TikTokWhy brain training is so much fun
Riddles, number series and optical illusions use exactly the skills we need every day: attention, logical thinking, short-term memory and looking closely. The best part: you instantly notice how your brain works – and sometimes how easily it can be fooled.
What you’ll find on KopfKinoX
- Visual tests like “Spot the Odd One” and the Counting Test train perception and focus.
- Trick questions show how quickly our first instinct leads us astray.
- Memory and reaction challenges such as Color Chaos push your working memory.
- Curiosities – optical illusions and crazy facts – reveal how your brain builds the world.
Everything runs right in your browser – no sign-up, no app. Have fun!