Go Brain Blog
How every game in the hub works, which one suits the ten minutes you actually have, and what each one asks of your brain. All free, no sign-up, plays offline.
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Game Guide
All 33 Games in Go Brain: The Complete List 🧠
Thirty-three games, one hub. Sorted by what each one actually asks of your brain — so you can find the right one for the ten minutes you have.
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Puzzle Guide
Logic Puzzle Games: A Guide to the 12 in Go Brain 🧠
Sudoku, Kakuro, Nonogram, Crowns and eight more. What separates a real deduction puzzle from a guessing game, and which to start with.
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Puzzle Guide
Word Games in Go Brain: Four Ways to Play With Letters 🧠
A daily five-letter word, a grid of hidden word paths, four photos with one answer, and riddles designed to fool you. Four very different ways to play with language.
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Brain Training
Brain Training Games: Focus, Memory and Reaction 🧠
A Schulte table, a Stroop test, a memory sequence, a reaction timer and mental arithmetic — five games built around a number you can try to beat tomorrow.
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Game Guide
Arcade Games in Go Brain: Seven One-Thumb Classics 🎮
Snake, a doodle-jumper, brick breaker, a stacker, a tile-merger, flappy and a bubble shooter. No rules to learn, just a score to beat.
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Game Guide
Casual Puzzle & Card Games: Pour, Block Fit, Solitaire 🃏
Water sort, an 8×8 block fitter and Klondike solitaire — three games for when you want your hands busy and your brain mostly idle.
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For Brands
Brandable Games: Turn a Campaign Into Something People Play 📣
Two white-label games built for campaigns rather than players: a memory match that ends in a coupon, and an endless runner with your mascot in it.
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Brain Games
Sudoku Online: How to Play and How to Get Faster 🔢
Four difficulties, pencil marks, and a hint that teaches instead of just filling a square. Plus the three techniques that get you past Easy.
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Brain Games
Kakuro: The Cross-Sum Puzzle Worth Learning 🔢
A crossword made of sums. Steeper than Sudoku, more satisfying, and the entire game opens up once you memorise about six number combinations.
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Brain Games
Cages: Killer Sudoku Explained (and How to Open One) 🔢
Sudoku with sums bolted on. The cages look like extra work but they're a gift — they let you start deducing before a single digit is on the board.
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Brain Games
Crowns: The One-Per-Region Puzzle You'll Finish in Five Minutes 👑
One rule you can learn in ten seconds, and deduction chains that run five steps deep. The best entry point into logic puzzles we have.
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Brain Games
Nonogram: How to Solve Picross Puzzles 🖼️
Number clues along the edges, a picture hiding in the middle. Learn the overlap technique and you can start any board with confidence.
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Brain Games
Minesweeper Without the Coin Flips 💣
Everyone has lost a Minesweeper game to a coin flip. Ours generates boards that can always be cleared by reasoning — plus the two patterns worth memorising.
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Brain Games
Tango: The Suns and Moons Balance Puzzle ☀️🌙
Two symbols, two rules, and more depth than that has any right to produce. The binary-puzzle format at its most approachable.
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Brain Games
Zip: Draw One Line Through Every Cell 🧩
One line, every cell, numbers in order. A Hamiltonian path puzzle that looks like doodling and plays like deduction.
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Brain Games
Patch: Shikaku, the Rectangle-Cutting Puzzle ▭
Divide the grid into rectangles, each containing one number equal to its area. Primes are your best friends here — and they tell you exactly where to start.
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Brain Games
Domino Fit: Tiling Puzzles and the Parity Trick 🁢
Cover the board in dominoes with no gaps. There's a colouring argument that rules out half the board's dead ends before you place a single tile.
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Word Games
Wend: Four Hidden Words, Every Letter Used 🔤
Four words snake through a grid of letters, and every single tile belongs to one of them. Find three and the fourth is forced.
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Word Games
Five Letters: The Daily Word Game, Plus Unlimited Practice 🔤
Six guesses and colour feedback — plus an unlimited mode so you don't have to wait until tomorrow. And the guess-two mistake almost everyone makes.
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Word Games
4 Pics 1 Word: Four Photos, One Answer 🖼️
Four photos, one word linking them. The trick is that the link is almost never the obvious category — it's usually a second meaning.
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Brain Teasers
Brain Twist: Riddles Where the Obvious Answer Is the Trap 🌀
The answer is always fair. It just requires you to drop an assumption you never noticed you'd made.
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Brain Training
Scan 25: The Schulte Table, and How to Get Faster at It 👁️
Twenty-five numbers, one grid, find them in order. The people who go fast aren't looking harder — they're looking less.
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Brain Training
Color Clash: The Stroop Test as a 60-Second Game 🎨
The word BLUE printed in red ink. You have to say red, and your brain will fight you the entire time. Ninety years of psychology, in sixty seconds.
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Brain Training
Echo: How Long a Sequence Can You Hold? 🔊
A sequence lights up, you repeat it, it gets one longer. Most people stall between 7 and 10 — and there's a trick to getting past that.
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Brain Training
Reflex: What's Your Reaction Time? ⚡
Wait for green, tap. Typical is around 250ms, good is under 200, and anything under 120 means you guessed — here's why.
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Brain Training
Math Sprint: Spot the Wrong Equation in 60 Seconds ➗
Equations flash up and you judge them true or false. The secret is that you almost never need to work out the answer.
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Arcade
Snake: Still the Best Difficulty Curve Ever Designed 🐍
Snake gets harder because you got better. That single design idea has kept it alive for fifty years — and there's a strategy for surviving the late game.
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Arcade
Sky Jump: Bounce Up an Endless Tower ☁️
Up is the only direction. Three platform types, no ceiling, and the surprisingly deliberate skill of not rushing.
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Arcade
Bounce: Aim One Shot, Watch Fifteen Ricochets 🎯
One aim per turn, then physics does the rest. The good shots aren't the accurate ones — they're the ones that trap a ball where it can't escape.
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Arcade
Stacker: One Tap, and the Tower Gets Narrower 🏗️
Tap to drop a block. Miss slightly and the overhang is cut away — so your mistakes are permanent and cumulative, which is the entire game.
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Arcade
Merge Drop: Chain the Doubles, Watch It Cascade 🔷
Drop numbered tiles, equal ones merge into their double, and a well-built column collapses in a chain. Tile-merging with gravity instead of a slide.
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Arcade
Flap: Tap to Fly, Thread the Gaps 🐦
One button. Gravity pulls you down, each tap pushes you up, and the gaps are exactly as forgiving as they need to be. Which is: not very.
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Arcade
Bubbo Bubbo: Bubble Shooter With 60 Levels 🫧
Match three to pop — but the real scoring comes from cutting a cluster loose so everything under it falls at once.
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Puzzle
Pour: The Water Sort Puzzle, and When to Use Your Spare Tube 🧪
Sort the colours tube by tube. Every level is solvable, undo is unlimited, and the only real decision is when to spend your empty tube.
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Puzzle
Block Fit: No Gravity, No Rotation, No Excuses 🧱
Three pieces at a time on an 8×8 board. You can't rotate them, which means bad boards are always something you did three moves ago.
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Cards
Solitaire: Klondike, Draw One, Endless Deals 🃏
Klondike, draw one, endless deals. Plus the two rules that decide most games: work the biggest pile, and don't rush an ace.
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Brain Teasers
What Is a Lateral-Thinking Puzzle? A Beginner's Guide 🧠
The obvious answer is usually the wrong one. Here's what lateral-thinking brain teasers are, why they fool us every time, and how to get better at solving them.
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Behind the Game
Meet Twisty & the Brain Twist Characters 🧠
Behind every tricky puzzle is a cast of troublemakers. Meet Twisty and friends — and why a friendly cast makes a brain-teaser game feel alive.
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Behind the Game
How We Design a Tricky Level 🧠
Setting the trap, hiding the clue fairly, and the fine line between clever and cheap — a peek inside the craft of building a tricky puzzle.
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Puzzle Packs
Seasonal Brain Teasers: Puzzles for Every Holiday 🧠
From spooky Halloween riddles to cosy winter teasers, seasonal puzzle packs keep a tricky puzzle game fresh all year. Here's why holiday brain puzzles work.
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Puzzle Guide
Brain Twist vs the Classics: A Genre Guide 🧠
How does a tricky puzzle game compare to Sudoku, crosswords, and match-3? A friendly guide to the genres and which brain workout each one gives you.
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Brain Games
Mend: The Calm Symmetry Puzzle That Heals Your Focus 🧠
No timer, no losing, no ads. Restore broken mandalas by completing their symmetry — a mindful, anti-doomscroll brain game you can play in 3 minutes.
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Brain Games
Sudoku Online: Your 5-Minute Brain Flex 🧠
Got five minutes? Open a tab, grab a grid, flex your brain. No app, no sign-up, no nonsense — here's why browser Sudoku just hits different.