Every game. Every skill. One place.
Each CogDojo game trains one cognitive skill and feeds a single score — your Brain Fitness Index. Explore all 48 games below, grouped by the skill they measure.
Memory
Train your short-term and working memory.
Stargaze
MemoryMemorise a constellation of stars, then tap them back from memory.
- Spatial Working Memory
- Visual Recall
- Pattern Recognition
Echo
MemoryWatch the lighthouse beam tap a sequence around the petals — then echo it back, sometimes in reverse.
- Working Memory
- Sequence Recall
- Backward Span
Lattice
MemoryTap the node when its position matches the position a few flashes back. Don’t be fooled by near-misses.
- Working Memory
- N-Back Updating
- Interference Resolution
Mosaic
MemoryFlip three same-symbol tiles in a row to lock a triplet. The streak resets the moment you pick wrong.
- Spatial Working Memory
- Visual Recall
- Inhibitory Control
Lantern
MemoryTap a lantern when its sigil matches the one from N positions ago. At L4+, only when they share a family.
- Working Memory
- Continuous Monitoring
- Selective Attention
Rush
MemoryEach guest flashes their order, then it vanishes — serve the right dish to the right guest from memory before their patience runs out.
- Associative Memory
- Working Memory
- Multitasking Under Pressure
Thimble
MemoryWatch where the coloured balls hide, follow the cups as they shuffle, then tap the cup holding the colour you are asked for.
- Spatial Working Memory
- Object Tracking
- Updating
Pagoda
MemoryMemorise the carved tiles, then clear the pagoda by matching free pairs — the stack collapses as you go, so remember what falls into reach.
- Spatial Memory
- Visual Recall
- Working Memory
Attention
Improve focus and concentration skills.
Beeline
AttentionFind the queen bee in the swarm and swipe the way she’s facing.
- Selective Attention
- Visual Search
- Inhibition
Drift
AttentionTrack the gold-marked jellies as they drift — and don’t be fooled by stray flickers.
- Sustained Attention
- Multi-Object Tracking
- Inhibition
Hue
AttentionThree colour-word cards. Swipe ↑ if one colour is carried by all three — as word or ink. Swipe ↓ if none is.
- Response Inhibition
- Interference Resolution
- Visual Search
Lily
AttentionHop the dragonfly across the koi pond. Collect the golden pollen. Don’t get hit by the drifting logs.
- Sustained Attention
- Timing Prediction
- Goal Updating
- Selective Attention
Twin
AttentionTwo rings of glyphs spin in opposite directions — find the one glyph that's identical in both and tap it before the timer runs out.
- Visual Search
- Selective Attention
- Inhibition
Zest
AttentionSwipe to slice only the fruit the banner names this round — leave the rest, and never hit a bomb.
- Divided Attention
- Selective Focus
- Impulse Control
Burrow
AttentionBop the critters whose cap matches the colour banner — ignore the rest, never bop a bomb, and the safe colour keeps changing.
- Selective Attention
- Response Inhibition
- Sustained Focus
Scout
AttentionFind the critter the badge shows in the wandering crowd — the instant you do, a new one lights up, just one feature different.
- Selective Attention
- Visual Search
- Attentional Set-Shifting
Speed
Enhance processing speed and reaction time.
Pulse
SpeedTap right if the new shard shares its colour OR shape with the previous one.
- Processing Speed
- Multi-Feature Comparison
- Choice Reaction Time
Bolt
SpeedTap the equation that equals the target — fast, before the bar runs out.
- Arithmetic Fluency
- Parallel Evaluation
- Processing Speed
Surge
SpeedTap a lane to surge there. Collect halo-coloured orbs, dodge red shards, plan 5 rows ahead.
- Processing Speed
- Anticipatory Planning
- Selective Response
Halo
SpeedKeep your eyes on the core. Sparks bloom around the halo — tap the one that matches the cue’s shape AND colour.
- Processing Speed
- Peripheral Attention
- Feature Integration
Sprint
SpeedTap the numbers in order, 1 to N. Fast as you can — and ignore the higher decoys.
- Processing Speed
- Visuomotor Scanning
- Selective Response
Cascade
SpeedTap each falling tile in the glowing colour the instant it hits the line — never a blank lane or a wrong colour, and the floor keeps speeding up.
- Reaction Speed
- Focus Under Pressure
- Self-Control
Quartz
SpeedRotate and drop the falling crystals to clear lines — read the queue and set up big clears before the floor speeds up.
- Mental Rotation
- Spatial Planning
- Processing Speed
Ascend
SpeedBounce ever higher — steer onto the platform the rule calls and skip the traps as the floor falls away.
- Processing Speed
- Predictive Timing
- Target Selection
Flexibility
Develop cognitive flexibility and adaptability.
Routing Rush
FlexibilityRoute cargo to matching destinations by switching junctions before they arrive.
- Task Switching
- Divided Attention
- Planning
Pivot
FlexibilityMatch the candidate by the active rule — color, shape, or count. Watch for the rule to switch (or hide).
- Cognitive Flexibility
- Set Shifting
- Inhibitory Control
Comet
FlexibilityTap the nodes in alternating order — 1 → A → 2 → B … and at higher tiers a third Roman-numeral stream joins.
- Cognitive Flexibility
- Task Switching
- Sustained Attention
Vane
FlexibilityRead the weathervane, then judge the digit by the cued rule — parity, magnitude, or (later) prime.
- Cognitive Flexibility
- Task Switching
- Set Shifting
Snap
FlexibilityCommit a direction the moment the arrow launches — and snap it back, invert it, or hold it when the signal fires.
- Response Inhibition
- Reactive Control
- Selective Stop
Prism
FlexibilitySwap gems to line up three or more — but only the colour the banner asks for pays big, and the demand keeps switching.
- Mental Flexibility
- Quick Switching
- Visual Scanning
Plume
FlexibilityFlap through the gap in the colour the banner calls — and the safe colour keeps changing.
- Cognitive Flexibility
- Set Shifting
- Sustained Attention
Hedge
FlexibilitySweep the hedge-maze for sprigs while the threat keeps flipping — re-plan your route the moment the banner changes.
- Cognitive Flexibility
- Route Re-Planning
- Set Shifting
Problem Solving
Strengthen logical thinking and problem-solving.
Flow
Problem SolvingConnect every pair of colored dots so the whole grid is filled and no lines cross.
- Spatial Planning
- Hypothesis Testing
- Visual Reasoning
Voltlock
Problem SolvingTap circuit cells to power them all down — each cell has its own toggle pattern.
- Spatial Planning
- Cognitive Flexibility
- Logical Deduction
Cairn
Problem SolvingSwipe to slide and merge stones — reach the target tile before your move budget runs out.
- Planning Under Constraint
- Merge-Tree Look-Ahead
- Spatial Reasoning
Sluice
Problem SolvingSlide barges along the canal — escort the numbered ones through the locks in their labelled order.
- Spatial Planning
- Multi-Step Subgoal
- Dependency Reasoning
Slate
Problem SolvingFit the wooden blocks into the chalkboard silhouette. Rotations cost, and not every piece in the tray belongs.
- Spatial Reasoning
- Mental Rotation
- Candidate Elimination
Conduit
Problem SolvingLay pipe pieces fast to build a long glowing path before the racing charge catches up — the farther it flows, the higher you score.
- Spatial Planning
- Look-Ahead Under Pressure
- Route Optimization
Coil
Problem SolvingSteer the light-serpent to swallow the glowing nodes in order — grow longer without coiling yourself shut.
- Spatial Planning
- Look-Ahead
- Route Optimization
Decant
Problem SolvingPour the glowing liquids between flasks until each flask holds a single colour — plan the pour order so no colour gets stranded.
- Planning Under Constraint
- Look-Ahead
- Working Memory
Language
Boost verbal and language processing skills.
Word Hunt
LanguageDrag through adjacent letters to find every target word in the grid.
- Visual Scanning
- Vocabulary
- Spatial Routing
Bloom
LanguageType as many words as you can starting with the seed — bloom the flower by finding short, medium, and long words.
- Vocabulary
- Verbal Fluency
- Lexical Search
Anvil
LanguageRearrange the letter bank to forge the primary word. At higher tiers, honour the slots already etched on the anvil.
- Vocabulary
- Lexical Search
- Working Memory
Rune
LanguageMutate one letter at a time to climb from START to END. Every step must be a real word — and higher tiers demand the shortest path.
- Vocabulary
- Lexical Search
- Planning Under Constraint
Glint
LanguageGuess the hidden word — letters glow gold in the right spot, amber if they belong elsewhere. Crack it in as few guesses as you can.
- Word Deduction
- Logical Reasoning
- Working Memory
Spell
LanguageSpell the real words as they fall — but let the misspelled fakes drop past.
- Reading Speed
- Spelling
- Quick Thinking
Quill
LanguageSwipe the letter wheel to spell words into a crossword — where words cross, your new word must share the letters already inked.
- Word Finding
- Spatial Word Placement
- Working Memory
Spire
LanguageSpell words from the rising letter stack to clear rows before the tower overflows — clear the danger column first.
- Verbal Fluency
- Lexical Retrieval
- Board Triage