Evidence Guide
12 min read

Working Memory

The mental notepad that lets a child hold information in mind long enough to use it — and the small changes that make the biggest difference.

Reading time
12 min read
Age range
All primary (EYFS–KS2)
Evidence level
High
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Working memory, attention, executive function and cognitive load — threaded into one guided journey.

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Executive Function

Why this is relevant

Executive function orchestrates working memory — planning, holding a goal in mind and switching between steps all draw from it.

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Attention

Why this is relevant

Attention and working memory work in tandem — a child cannot hold what they never fully attended to.

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Cognitive Load

Why this is relevant

Explains how lesson design affects the demands placed on working memory — reduce the load and more capacity is freed for learning.

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Processing Speed

Why this is relevant

Slower processing keeps information in working memory longer, increasing the chance it fades before it can be used.

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Understanding Spoken Language

How children make sense of what adults say — and what we can change about the way we communicate so that more children understand, participate and show what they know.

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Expressive Language

How children put their thoughts, ideas, needs and experiences into words — and what adults can change so that more children can show what they think and know.

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Vocabulary & Word Knowledge

What it means to really know a word, why word knowledge sits underneath so much classroom learning, and how adults can build it deliberately without turning language into a deficit.

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Speech Sounds & Speech Clarity

Being hard to understand is not the same as having less to say. What speech sounds are, how clarity develops at different rates, and how to keep a child fully included while it does.

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Emotional Regulation

Not the ability to stay calm. What emotional regulation actually involves, how it grows through relationships, and what genuinely helps at home and in class — with the strength of the evidence stated plainly.

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