The Science of Daily Spelling Practice

🧬 Core Building Blocks of Spelling

The science of spelling points towards a combination of teaching approaches rather than one single technique. The evidence-backed core elements include:

Part 1: How Does the Brain Learn to Spell?

1. Explicit Phonics and Spelling Instruction

One of the strongest foundations of spelling development is learning the explicit relationship between spoken sounds and written letters.

Children need to understand that words are made up of individual sounds and that these sounds can be represented by letters or groups of letters.

For example:

• ship: sh – i – p (3 sounds, 4 letters)
• train: t – r – ai – n (4 sounds, 5 letters)
• light: l – igh – t (3 sounds, 5 letters)
• school: s – ch – oo – l (4 sounds, 6 letters)

An important distinction is that the number of sounds in a word is not necessarily the same as the number of letters. In ship, the two letters in sh work together to represent one sound (a digraph).

Simply asking children to memorise words visually without understanding sound structures leaves significant gaps in literacy acquisition.

What this means in daily practice:

• Teach sound-letter relationships explicitly and systematically.
• Introduce spelling patterns in manageable, structured stages.
• Help children identify digraphs, blends, and vowel teams.
• Compare words that share matching spelling patterns (e.g., light, night, bright, flight, fright).
• Explain unusual or unexpected etymological spellings.

2. Orthographic Mapping: Helping Words Stick

Orthographic mapping—pioneered by Professor Linnea Ehri—describes how the brain permanently anchors words in long-term memory.

Contrary to common misconceptions, skilled readers do not photograph words as visual images. Instead, they form a 3-part mental connection between:

1. The sounds they hear (phonology).
2. The letter patterns they see (orthography).
3. The meaning of the word (semantics).

3. Morphology: Understanding How Words Are Built

Morphology explores how words are constructed from smaller meaningful components: root words, prefixes, and suffixes.

A 2024 meta-analysis of 28 primary school studies showed that morphology instruction improves a child’s ability to spell not only target words, but also untaught words that share morphological roots!

4. Retrieval Practice: Remembering vs. Copying

Cognitive psychology shows that actively pulling information out of memory strengthens neural pathways far more effectively than looking at or copying text.

• Child A: Writes the word because 10 times while looking at a sample copy.
• Child B: Studies because, covers it, writes it from memory, checks it, and corrects mistakes.

Child B engages in retrieval practice. A 2023 study with primary pupils confirmed that recall with immediate feedback produced significantly higher spelling accuracy after 4 days than traditional copying routines.

5. Spaced Practice: The Power of Revision

Learning a spelling once does not guarantee long-term retention. Spaced practice schedules short sessions across several days rather than cramming practice into a single sitting.

Part 2: Neurodivergent-Friendly Practice (Dyslexia, ADHD & Autism)

Part 3: Primary School Curriculum Progression

The English National Curriculum builds spelling skills in structured stages across primary education:

❓ Frequently Asked Questions