Training tools
In brief
Five free in-browser cognitive drills; scores stay local. For attention, working memory, inhibition, and rhythm—not medical use.
Schulte table
Find numbers in order on a shuffled table—visual scan and attention span.
Simple reaction time
Respond when the signal appears—alertness and stability.
N-Back
Judge if the current item matches N steps back—working memory updating.
Stroop
Pick ink color when word and color conflict—inhibition practice.
Focus session timer
Adjustable focus/break cycles for deep work rhythm.