Memory
Thimble
Watch where the coloured balls hide, follow the cups as they shuffle, then tap the cup holding the colour you are asked for.
Memory · Spatial Working Memory
Cognitive skill
Memory
Session length
2–3 minutes
Difficulty
Easy start
What it trains
The skills behind Thimble
Spatial Working Memory
Object Tracking
Updating
What it measures
How Thimble feeds your trends
Every session contributes to your Memory rating, which rolls into your Brain Fitness Index — a single 0–100 score across all six skills. Difficulty adapts to you, so Thimble stays in your stretch zone, and you can review how it trends over time on the web dashboard.
CogDojo measures and motivates your training. It is not a medical product and does not diagnose, treat, or prevent any condition.Play Thimble in the CogDojo app
Quick 2–3 minutes sessions on your phone. Watch your Memory trend take shape — free to start.
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