Memory is not a single thing. It is a family of related but distinct cognitive systems — each with its own neural architecture, its own developmental trajectory, and its own set of activities that most efficiently strengthen it. This matters enormously for parents and educators, because it means that "memory games" is not a single category. Different games target different memory systems, produce different benefits, and are appropriate at different developmental stages.
This article maps that complexity in a way that is practically useful. It explains the different types of memory that games can train, the neuroscience of how memory training works at the level of brain structure, and the specific academic benefits that memory game play produces — backed by the most current developmental neuroscience research.
The Six Types of Memory That Games Can Train
Understanding the memory landscape helps parents and educators make more targeted choices — selecting games that address the specific memory systems most relevant to their child's developmental stage and academic needs.
Working Memory
The brain's mental scratchpad — holds and manipulates information in the short term while thinking. The most academically critical memory system and the primary target of most educational memory games.
Strongest academic predictorShort-Term Memory
Passive storage of small amounts of information for a very brief period. Distinguishable from working memory by the absence of active manipulation — you hold information but don't work with it.
Sequence games, digit-span tasksLong-Term Memory
The vast, relatively permanent store of knowledge and experience. Divided into declarative memory (facts and events) and procedural memory (skills and habits). Games build both through repeated practice.
Knowledge and skill consolidationVisual-Spatial Memory
The ability to remember locations, orientations, and spatial relationships of objects. Strongly correlated with mathematical ability, reading comprehension, and STEM performance.
Card matching, spatial recall gamesSequential Memory
The ability to remember and reproduce ordered sequences. Critical for reading (decoding letter sequences), mathematics, and following multi-step instructions.
Simon Says, pattern sequence gamesAssociative Memory
The ability to form and retrieve connections between two pieces of information — a word and its meaning, a face and a name. Most directly targeted by vocabulary and matching games.
Matching pairs, word-picture gamesThe Neuroscience of Memory Training
For decades, the prevailing view in neuroscience was that the brain's structure was essentially fixed after early childhood. The discovery of neuroplasticity — the brain's capacity to physically reorganise itself in response to experience, with greatest flexibility in childhood — fundamentally overturned this view.
When a child plays a memory game, they are not just practising recall. They are physically stimulating the growth and strengthening of neural pathways in the brain regions that support memory, attention, and cognitive control. The more frequently a pathway is activated, the more myelinated it becomes — and myelination is what makes signal transmission faster, more reliable, and more energy-efficient.
"The childhood brain is a construction site. Every repeated cognitive experience — including memory game play — is contributing materials. The question is not whether the brain is being built, but whether the experiences we provide are building it in the directions that will serve the child most."
— Dr. Charles Nelson III, Harvard Medical School, Centre on the Developing ChildThe Key Brain Regions Strengthened by Memory Games
The primary site of new memory formation. Memory games activate it repeatedly, stimulating the growth of neural connections and strengthening encoding of new information into long-term storage.
The brain's command centre — manages working memory, plans, and inhibits irrelevant information. Games requiring active recall directly exercise this region, still developing into the mid-twenties.
Processes spatial information and integrates visual memory with location awareness. Visual-spatial memory games activate parietal networks critical for mathematics and reading comprehension.
Encodes the implicit patterns and procedures that become automatic with practice. Repetitive memory game play strengthens basal ganglia pathways, making pattern recognition increasingly effortless.
Plays a key role in cognitive timing and sequential processing. Sequence-based memory games exercise cerebellar-prefrontal circuits that support ordered recall and prediction.
Tags memories with emotional significance. Fun, rewarding memory games activate the amygdala, making learning stick more deeply than neutral memorisation tasks ever could.
Working Memory Capacity: Why It Matters More Than IQ
Of all the memory systems, working memory capacity is the most consequential for a child's academic outcomes — and the most responsive to game-based training. A landmark study by Alloway and Alloway (2010) tracked children from age 5 to 11 and found that working memory at age 5 was a more powerful predictor of academic achievement at age 11 than IQ at the same age. Working memory is not just correlated with academic success — it is one of its primary drivers.
Working memory capacity grows naturally throughout childhood — but grows much faster with practice. The visual below shows how the average number of items a child can hold in working memory increases with age.
Based on Cowan (2010) and Gathercole et al. (2004). Children who play memory games regularly show working memory scores 15–20% above age-typical averages.
How Memory Games Physically Change the Brain
The mechanism through which memory games improve cognitive function works in three distinct stages.
Stage 1: Activation
Each time a memory game requires the child to recall something — the location of a card, the next item in a sequence, the pair for a word — the relevant neural pathway is activated. This creates a small growth stimulus in the pathway being used, analogous to contracting a muscle during exercise.
Long-Term Potentiation (LTP) beginsStage 2: Consolidation
With repeated activation across multiple game sessions, the synaptic connections between neurons involved in that recall become physically stronger. The pathway becomes faster, more reliable, and more likely to activate spontaneously when needed — in a game or a classroom.
Synaptic strengthening and myelinationStage 3: Sleep Consolidation
During deep sleep, the hippocampus replays the day's memory activations, transferring information from short-term to long-term storage and strengthening the day's neural gains. Memory and sleep are inseparable — children who play memory games and sleep well show much larger cognitive gains than those who play but sleep poorly.
Hippocampal replay during deep sleepResearch Spotlight: Working Memory Training and Academic Transfer
A series of randomised controlled trials using digital working memory training programmes found that children who completed 5-week courses showed significant gains in working memory capacity that persisted at 6-month follow-up. More importantly, these gains transferred to untrained academic tasks: improvements in reading comprehension, arithmetic accuracy, and sustained attention were all observed. A 2019 meta-analysis of 23 separate working memory training studies found a medium-to-large effect size for academic transfer outcomes in children aged 6–12, with the strongest effects for children who started with the lowest working memory scores.
Five Types of Memory Games and What Each Builds
Card Matching and Memory Pairs
The classic memory game — cards laid face-down, children flip pairs seeking matches. This deceptively simple format exercises visual-spatial memory (card locations), short-term memory (what was just revealed), working memory (holding multiple locations while planning), and inhibitory control (resisting random flipping). The combination is unusually rich for such a simple mechanic.
Sequence Recall and Simon-Style Games
Games where children must remember and reproduce increasingly long sequences of colours, numbers, sounds, or movements. These directly target sequential working memory and phonological loop capacity — the memory systems most directly linked to reading ability. Every additional item added stretches working memory bandwidth slightly beyond its current limit, stimulating growth.
Picture and Scene Recall Games
Games where children study a scene or set of objects and then recall what was present, what has changed, or what is missing. These target visual episodic memory — the ability to remember what things looked like and where they were — closely linked to reading comprehension and general knowledge acquisition.
Word-Picture Association Games
Children form and retrieve associations between words and images, words and definitions, or words and categories. These build associative memory — the binding of two pieces of information into a single retrievable unit — which is the primary mechanism of vocabulary acquisition and foreign language learning.
Pattern Recognition and Completion Games
Games where children identify, predict, and complete visual or numerical patterns. Their primary target is the implicit pattern recognition system — the same system underlying reading (recognising letter patterns) and mathematics (recognising numerical regularities). Pattern games are where memory training and mathematical thinking most directly converge.
How Memory Training Transfers to Academic Performance
| Academic Area | Memory System | Effect of Training | Best Game Type |
|---|---|---|---|
| Reading Comprehension | Working memory, phonological loop | Significant positive — holds text information in mind while processing meaning | Sequence recall, word-pair matching |
| Spelling | Visual-orthographic memory | Moderate positive — remembers the visual pattern of word spellings | Letter sequence games, word matching |
| Mental Arithmetic | Working memory, number sense | Strong positive — holds intermediate steps while calculating | Number sequence games, numeric memory pairs |
| Vocabulary Acquisition | Associative memory, semantic memory | Very strong positive — the direct target of word-picture association games | Word-picture matching, vocabulary pairs |
| Sustained Attention | Working memory, executive attention | Significant positive — memory games require sustained, directed attention | Any sufficiently challenging memory game |
| Following Instructions | Sequential working memory | Moderate positive — holds multi-step instructions during execution | Sequence recall, multi-step memory tasks |
Memory Game Guide by Age
Simple two- and three-piece matching games. Focus on visual recognition rather than recall — the child can see the board clearly. Introduce the concept of "remember where you saw it" gradually. Sessions should be short (5–8 minutes) to match attention span.
Introduce proper face-down matching games (8–12 cards). Begin simple 3–4 item sequence games. Children at this stage benefit most from games that make the memory load explicit — counting aloud helps consolidation. Start connecting game success to school tasks explicitly.
Ready for more complex challenges — 16–24 card matching, 5–6 item sequences, and dual-task games where memory must be maintained while doing something else (the most powerful working memory trainer). Connect explicitly to times tables and reading comprehension tasks.
Introduce abstract memory challenges — sequences of rules, strategies to remember mid-game, multi-category sorting under memory load. At this stage, strategy for managing memory becomes as important as raw capacity. Teach children to verbalise what they're holding in memory — this itself strengthens encoding.
Six Tips for Maximising Memory Game Benefits
Increase difficulty progressively
A memory game that has become easy is no longer building memory capacity. Gradually increase the number of items, the complexity of sequences, or the speed of presentation to keep the child working at their growing edge.
Protect post-game sleep
Memory consolidation happens during deep sleep. The gains from a memory game session are locked into long-term storage during the following night. Consistent, adequate sleep is the final and most important stage of memory training.
Encourage thinking aloud
"What are you trying to remember?" asked during a game session helps the child encode information more deeply — saying something out loud adds an auditory memory trace to the visual one — and develops metacognition about memory processes.
Space the practice
Daily short sessions (10–15 minutes) consistently outperform longer but less frequent sessions. The brain consolidates between sessions, and spaced practice allows each session to build on consolidated gains rather than overwriting recent activations.
Connect games to academic tasks
After a memory game session, make the connection explicit: "The way you remembered where all the pairs were is the same thing your brain does when remembering spellings or maths facts." This metacognitive bridging accelerates transfer to the classroom.
Rotate memory game types
Different game types train different memory systems. Rotating weekly between card matching, sequence games, and word-picture games ensures all relevant memory systems receive regular stimulation — producing broader cognitive gains than specialising in one type.
Memory Is Not Fixed — It Is a Trainable Skill
The most important insight from a decade of memory research is this: working memory, visual-spatial memory, sequential memory — these are not fixed capacities that children either have or don't have. They are skills that develop with practice, and the neuroplasticity of the childhood brain means the window for accelerating this development is wider and more responsive than at any other point in life.
Memory games — from the simplest card-matching game to complex sequence challenges — are not trivial entertainment. They are, at the neurological level, structured exercises for the cognitive infrastructure that underlies everything a child learns in school and beyond. The child who plays memory games regularly and well is not just getting better at the games. They are building a brain that remembers more, focuses longer, and learns faster — in every domain, for the rest of their lives.
Memory and Brain Games on PlayWithLearn — Free
Our brain games collection includes matching games, sequence challenges, and pattern games specifically designed to train the memory systems in this article. All free, no sign-up, suitable for ages 3–10. Browse Brain Games →