Cognitive Training

Attention Training

Sharpen selective attention, inhibitory control, and vigilance. Filter distractions and stay on target for longer.

12Exercises
2Modes
5-15 minAvg session

Exercises in this area

Train at your own pace or race yourself in timed test mode.

Stroop Test

Classic

The classic Stroop task. Identify the ink color of a word while ignoring what the word reads.

5-15 minAdaptive difficulty
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Flanker Task

Selective

Identify the direction of the central arrow while surrounding arrows try to distract you.

5-15 minAdaptive difficulty
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Go/No-Go

Inhibition

Tap for every letter - except one. Tests your ability to stop an automatic response.

5-15 minAdaptive difficulty
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Visual Search

Scan

Find the odd-one-out among distractors. Scan speed and attentional breadth, trained directly.

5-15 minAdaptive difficulty
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Sustained Attention

Long form

Respond to every digit except 3. A long vigilance task that reveals attentional drift.

5-15 minAdaptive difficulty
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Attentional Blink

Temporal

Spot 1-2 hidden digits inside a rapid stream of letters. Tests how fast you can shift attention between targets.

5-15 minAdaptive difficulty
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Spatial Stroop

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An arrow points one way but sits on the opposite side of screen. Respond to direction, ignore location.

5-15 minAdaptive difficulty
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Letter Cancellation

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Scan a grid of letters. Click every instance of the target letter. Tests sustained attention + scan accuracy.

5-15 minAdaptive difficulty
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Stop Signal

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Press the arrow direction. If it turns red, do not press. Measures motor inhibition.

5-15 minAdaptive difficulty
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Bubble Pop

Reactive

Pop the bubbles before they vanish. Reactive accuracy and speed under time pressure.

5-15 minAdaptive difficulty
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Whack-a-Mole

Sustained

Moles pop up in a grid - tap them before they hide. Sustained reactive attention.

5-15 minAdaptive difficulty
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Multi-Object Tracking

Capacity

Track several highlighted dots through random motion, then identify the originals.

5-15 minAdaptive difficulty
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Attention: the gateway to everything else

Sharpen selective attention, inhibitory control, and vigilance. Filter distractions and stay on target for longer.

Each exercise targets a narrow construct: working memory, selective attention, processing speed, inhibition, mental rotation. You get a clean measurement every session.

Train mode gives you immediate feedback and adaptive difficulty so you learn fast. Test mode is timed and scored so you can benchmark against yourself over weeks.

Each exercise here is scored so you see your real progress, not vague points. Train mode gives immediate feedback. Test mode is timed and comparable to your past sessions.

How the brain selects, sustains, and shifts attention

Attention is not one thing. It's a bundle: selective attention (ignoring distractors), sustained attention (vigilance over time), and inhibitory control (stopping an automatic response). Each has a different neural signature, and each trains differently.

The Stroop task (1935) is the most-replicated test of cognitive conflict in history. The flanker, go/no-go, and SART paradigms each light up different prefrontal circuits, and in clinical populations they diverge clearly from healthy controls.

Meta-analyses show attention training transfers to real-world focus when practiced 15-30 minutes per day for several weeks. Even without transfer, the tests themselves are diagnostic - tracking your RT variability over time catches attention slumps before you notice them yourself.

Selective, sustained, and divided attention

Attention is not a single faculty - it is a bundle of separable skills.

Selective attention is filtering out distractors; sustained attention is holding focus over time; inhibitory control is stopping an automatic response. Each has a distinct neural signature and is measured by different tasks, which is why a person can be strong at one and weak at another.

What these exercises train is the efficiency of that filtering and stopping machinery - mainly in prefrontal and parietal circuits - not a single 'attention muscle'. Improvement on a trained task is reliable; how far it spreads to daily focus is the part to be honest about (see below).

Attention vs focus vs concentration

Each task isolates a different facet of attention. Pick by the skill you want to stress, then rotate.

ExerciseWhat it trainsBest for
Stroop TestResolving conflict between word and ink colorThe classic measure of cognitive interference
Flanker TaskIgnoring distracting flankers around a targetSelective attention and response conflict
Go/No-GoWithholding an automatic responseInhibitory control - sensitive to ADHD
Sustained AttentionVigilance over a long, monotonous taskCatching attention lapses over time
Visual SearchScanning a field for a target among distractorsSearch speed and attentional breadth
Stop SignalCancelling a movement already underwayMeasuring stopping speed (SSRT)

What attention training can and cannot do

The honest picture on attention training.

These paradigms are gold-standard diagnostics: the Stroop (1935), flanker (Eriksen, 1974), and go/no-go tasks reliably separate clinical groups (ADHD, TBI) from controls and are sensitive to your own day-to-day state.

Training improves the trained task consistently. Transfer to untrained 'real-world focus' is smaller and depends on sustained practice (15-30 min/day for weeks). The most defensible benefit is diagnostic: tracking your reaction-time variability over time catches focus slumps before you notice them.

What stronger attention unlocks

Ignore more noise

A lower flanker effect means you filter distractions in open offices, phones, and meetings more easily.

Hold focus longer

Vigilance drills directly reduce the late-session mind-wandering that kills productivity.

Stop impulses faster

Go/no-go training strengthens the motor inhibition that prevents reflexive clicks, comments, and decisions.

Catch your own drift

RT variability is a live indicator. Track it and you spot fatigue before a mistake.

Building attention that holds

  1. Build a daily habit: Attention doesn't build from one heroic session. It builds from many short ones.
  2. Mix the four paradigms: Stroop, flanker, go/no-go, SART each train a different angle. Rotate between them.
  3. Track variance, not just mean: Your average RT matters less than how consistent it is. Steady is the real goal.
  4. Run SART when fresh: Sustained attention tasks punish fatigue. Do them early in the day.

Frequently asked questions

Which test best reflects real-world focus?

SART (sustained attention) is the closest analog to knowledge-work focus. Flanker is closest to filtering distractions.

Why do I get worse as the session goes on?

That's the vigilance decrement - universal and trainable. Each session is a rep.

Is Stroop just a brain game?

No. The Stroop effect has been studied since 1935 and remains a reliable measure of cognitive control across clinical and cognitive neuroscience research.

Should I train caffeinated?

For personal-best hunts, yes. For baseline tracking, stay consistent - always caffeinated, or never.

Is attention one skill or several?

Several separable skills - selective attention, sustained attention, and inhibitory control - each with a different neural basis.

Do these tasks really detect ADHD?

They show characteristic patterns (more errors, higher RT variability) used in research, but they screen - they don't diagnose.

How long should a session be?

Short and frequent: 10-20 minutes most days. Vigilance tasks lose value once you push past fatigue.

Will this make me less distractible day to day?

Expect reliable gains on the trained tasks and modest real-world transfer. Watch your reaction-time trend as the honest readout.