Brain Games & Tests

Sequence Memory Test

The tiles light up in a pattern. Watch closely, then click them back in the same order. Every round adds one more step. How long a sequence can you hold?

Taylor Rupe, B.A. Psychology
By Taylor Rupe, B.A. Psychology, University of Washington (Seattle Campus)
Updated June 24, 2026
Level 1
Watch the pattern, then repeat it.
Your next step

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Why order is the hard part

Remembering which tiles lit up is one thing. Remembering them in order is much harder, because your brain has to bind each item to its position in the sequence. Psychologists call this serial-order memory, and it is a favorite puzzle in cognitive science: the errors people make, swapping neighbors or losing the middle of a list, reveal how memory is actually structured.

The Corsi block test, in disguise

This game is a friendly version of the Corsi block-tapping task, a tool used in neuropsychology since the 1970s to measure spatial working memory. A clinician taps a set of blocks in sequence and the patient repeats it, with the sequence growing until they fail. The point where you break is your spatial span, the visual counterpart to the digit span you may know from number memory tests.

A trick that works

Stop treating the pattern as nine separate tiles. Let your eyes trace a path, or hum the rhythm of the flashes. Turning the sequence into a single shape or beat is the spatial version of chunking, and it is the most reliable way to push your score past where raw memory alone would stop you.

Sequence Memory Test FAQ

Most people get to a sequence of about 8 to 12 steps before they slip. Reaching 14 or more is strong, and past 18 is rare. Your live percentile above shows exactly how you compare to everyone else who has played.
It measures sequential, or serial, working memory: your ability to hold an ordered list of items in mind and reproduce it in the exact order. Order matters here in a way it does not on a simple recall test, which makes it a harder and more sensitive measure.
Yes, the format is the classic Simon memory game, which is itself a version of the Corsi block-tapping task used in psychology since the 1970s to study spatial working memory. The difference here is that your score is recorded and ranked against thousands of other players in real time.
Two tricks help: turn the pattern into a rhythm or a path your eyes can trace, and avoid trying to name each tile. Spatial memory works best when you let the sequence become one flowing movement instead of a list of separate steps.

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