Memory grid games — where you study a pattern of lit cells in a grid and then reproduce it — are a direct test of visuospatial working memory. Most people approach them by trying to memorise each cell individually. That's the wrong method. The best performers use chunking, spatial anchors and a systematic scanning pattern that works with how visual memory actually stores information.
Human working memory holds roughly 4±1 chunks of information at once (the updated figure from more recent research, down from the classic "7±2"). Trying to remember each lit cell as a separate item means a 6-cell grid already exceeds your working memory limit. You'll reliably forget cells.
The solution is to encode groups of cells as single meaningful chunks — just as a chess player sees "a knight on f3 defending e5" as one chunk, not as two separate pieces.
Instead of seeing individual cells, look for recognisable shapes formed by groups of lit cells. Your brain has enormous capacity for shape recognition — it's one of the most evolved human visual capabilities.
A grid with 8 lit cells that forms two recognisable shapes is only 2 chunks — well within working memory limits.
When the grid appears, don't scan cell by cell. Let your eyes relax and look at the overall pattern. What shapes do you see? Name them quickly (L-shape top-left, diagonal bottom-right). Then reproduce those shapes rather than individual cells.
Use the grid's fixed structure as an anchor system. The grid always has the same corners, centre, edges and quadrants. Map the pattern to these landmarks:
This spatial anchoring leverages your brain's innate ability to store and recall spatial locations — the same system used by taxi drivers navigating cities from memory.
Mentally divide the grid into four equal quadrants. Process each quadrant separately: what's in the top-left? Top-right? Bottom-left? Bottom-right? Reconstructing by quadrant is faster and more reliable than reconstructing cell by cell.
For grids with complex, shape-resistant patterns, fall back to a systematic scan pattern. Don't scan randomly — your eyes will revisit cells and miss others. Instead:
This method is slower than shape recognition but more reliable for irregular patterns that don't form obvious shapes.
After encoding the pattern, mentally "re-draw" it before the memorisation period ends. Close your eyes briefly and visualise the grid with the lit cells. This second encoding strengthens the memory trace and catches errors before you commit to a response.
Memory athletes use a similar technique called "pre-recall review" — briefly replaying what they've memorised before beginning active recall. Even a 1-second mental review reduces errors significantly.
Assign a quick verbal label to the overall pattern before the viewing time ends — "diagonal slash with cluster top-right." Verbal encoding supplements visual encoding, creating two retrieval pathways for the same memory. If one fades, the other often survives.
Memory grid performance improves with practice, but only if you're using the right technique. Random practice of looking and hoping doesn't build the skill. Deliberate practice — consciously applying chunking and spatial anchoring each session — develops the pattern recognition library that makes harder grids tractable.
Start with smaller grids (3×3, 4×4) and explicitly practise finding shapes. When you can reliably chunk a small grid in 2–3 seconds, move to larger grids. Most people see significant improvement within 20–30 practice sessions of focused technique application.
Put these techniques to work on the Gamezio Memory Grid — study the pattern, remember it, and reproduce it perfectly.
Play Memory Grid →