Apex Skills

Memory

Memory tests challenge how much you can hold in your head at once and how reliably you can replay it. Sequence tests grow one step at a time until your working memory runs out, giving you a clean, comparable score: the longest sequence you reproduced perfectly.

Tests in Memory

Memory Sequence Test

Memory Sequence Test

Free memory sequence test. Watch tiles light up, repeat the pattern, and see how long a sequence your working memory can hold.

MemoryMedium2–3 min
Number Memory Test

Number Memory Test

Memorize a number, type it back, and watch it grow one digit per round. How many digits can your short-term memory hold?

MemoryEasy2–3 min
Verbal Memory Test

Verbal Memory Test

Words appear one at a time — call each one new or seen. How many words can you keep in mind before mixing them up?

MemoryMedium2–4 min
Chimp Test

Chimp Test

Numbers flash on screen, then hide — click them in order from memory. The working-memory test made famous by chimpanzees beating humans.

MemoryHard2–3 min
Visual Memory Test

Visual Memory Test

Free visual memory test. A pattern of tiles flashes, then hides — click every tile from memory. Levels grow until your spatial recall runs out.

MemoryMedium2–3 min

Why It Matters

Working memory is the mental scratchpad behind mental math, following multi-step instructions, remembering a phone number long enough to dial it, and holding a sentence in mind while you type it. Typical adults manage sequences of five to nine items. Practicing recall sharpens the strategies — chunking, rhythm, visualization — that stretch that limit in everyday work.

Related Guides

How to Improve Focus and Visual Attention

How to Improve Focus and Visual Attention

Evidence-based ways to sharpen sustained attention and visual scanning: practice methods, environment design, and how to measure focus improving.

How to Improve Your Working Memory

How to Improve Your Working Memory

Practical, evidence-based ways to stretch your working memory: chunking and recoding strategies, the lifestyle factors that set your ceiling, and honest expectations about training.

Average Memory Span: How Much Can People Really Hold?

Average Memory Span: How Much Can People Really Hold?

Digit span and sequence memory norms — the famous 7±2, the modern 4-chunk view, age effects, and what a good memory span score is.

Average Chimp Test Score: Humans vs. Ayumu

Average Chimp Test Score: Humans vs. Ayumu

What a good chimp test score looks like, and the real Kyoto study behind the game — where a young chimpanzee outperformed university students at numeric recall.