N-BACK

LEVEL

2-BACK

TRIAL

0 / 0

SCORE

STREAK

TAP MATCH IF THIS PICTURE IS THE
SAME AS THE ONE 2 STEPS BACK

MEMORIZE — SEQUENCE STARTING

HIT

N-BACK

PICTURES APPEAR ONE AT A TIME.
TAP MATCH WHEN THE CURRENT PICTURE
IS THE SAME AS THE ONE FROM N STEPS EARLIER.

HIGHER N = HARDER = MORE POINTS

CHOOSE YOUR N-LEVEL

SESSION LENGTH