Why Phonological Awareness Improves Reading Outcomes
Why Phonological Awareness Improves Reading Outcomes
Phonological awareness is a key foundation for learning to read. It helps children notice, reflect on, and manipulate the sound structures in spoken language.
Before children can connect sounds to letters in print, they need to understand that spoken words are made up of smaller sound units.
Children who develop strong phonological awareness skills in the early years generally find it easier to learn to read and spell. In contrast, children who struggle to hear and work with speech sounds are often at a disadvantage when literacy instruction begins.
As a result, phonological awareness is considered one of the strongest predictors of early reading success.
Importantly, phonological awareness is primarily to do with spoken language, not written letters. Phonological awareness is the specific oral language ability to focus on and hear and the mental ability to manipulate speech sounds used in everyday communication.
For example, the letter name for l is el. However, the speech sound /l/ is somewhat different. The speech sound /l/ is produced by placing the tongue tip behind the top teeth on the alveolar ridge and allowing air to flow around the sides of the tongue.
Phonological awareness activities focus on the speech sound /l/, not the printed letter. The letter as printed in the alphabet sound like el, whereas the speech sound is /l/.
Speech-language pathologists and classroom teachers well versed in science of reading and phonics teaching place significant importance on phonological awareness.
The reason is simple: phonological awareness directly supports decoding, spelling, reading fluency, and written language, the absolute foundations of academic success.
Why Phonological Awareness Improves Reading Outcomes - What is Phonological Awareness?
Phonological awareness is the conscious understanding that spoken paragraphs, sentences, phrasea and words can be broken down into smaller and smaller sound structures. These include:
syllables
onset and rime
phonemes
Children develop awareness of these sound structures gradually. Larger sound units such as syllables are typically easier to hear and manipulate than individual phonemes.
A child may first learn to clap the syllables in a word before later learning to separate it into individual speech sounds.
Syllable Awareness
Syllables are the large “beats” or chunks within spoken words. They help shape the rhythm of spoken English.
A syllable may consist of:
a vowel sound on its own
a vowel combined with consonant sounds
For example:
cat contains one
syllable
lady contains two syllables: la/dy
elephant contains three syllables: el/e/phant
Young children generally develop syllable awareness naturally through songs, rhymes, movement games, and everyday oral language experiences.
Activities such as clapping syllables, tapping beats while saying words can help young children notice that longer words are made up of smaller sound parts.
Onset and Rime
Another important phonological awareness skill and a stepping stone to phone awareness is onset and rime.
The onset is the initial consonant sound or consonant cluster at the beginning of a syllable. The rime is the vowel and any following consonants.
For example:
in the CVC word cat, the
onset is /c/ and the rime is /at/
in the CVC word ship, the onset is /sh/ and the rime is /ip/
in the CCVC word stop, the onset is /st/ and the rime is /op/
In onset and rime, all consonant sounds that occur before vowel are a single onset. Onset and rime awareness helps children notice spelling and sound patterns across words. This is important as it helps support early decoding and spelling development.
Children who recognise common rime patterns such as these:
-at
-ing
-ent
-ight
are often better placed to read unfamiliar words because they can apply familiar sound patterns to new words.
For example, once a child can successfully read the word light, they may more easily decode words with the same rime:
night
bright
sight
flight
Rhyme and Rime
Rhyme and rime are closely related concepts, but they are not exactly the same.
Rhyming words share the same ending sounds. For example:
cat
hat
sat
all rhyme because they end with the same sound pattern.
Rime refers specifically to the sound and spelling pattern within a syllable.
For example, the words:
light
night
sight
all contain the rime -ight.
Rhyme activities help children listen carefully to similarities in spoken language. Nursery rhymes, poems, songs, and playful language activities all support the development of rhyme awareness in the early years.
Phoneme Awareness
Phoneme or phonemic awareness is the most advanced and important level of phonological awareness and is perhaps the single most important reason why phonological awareness improves reading outcomes.
A phoneme is the smallest individual speech sound within a word.
For example, the word dog contains three phonemes:
/d/ /o/ /g/
The word ship contains three phonemes:
/sh/ /i/ /p/
Although ship contains four letters, the sh represents one speech sound, or one phoneme.
Children who can identify and manipulate phonemes are better prepared to learn phonics and decoding skills. Their phonemic awareness skills allow young children to connect speech sounds to letters and letter patterns during phonics instruction instruction.
Phoneme awareness skills include:
identifying sounds
blending sounds together (blending)
separating sounds apart (segmentation)
deleting sounds
substituting sounds
These skills form a critical bridge between oral language and literacy.
Why Phonological Awareness Improves Reading Outcomes - Phonological Awareness Matters
Strong phonological awareness allows children to understand that words are made up of smaller sound units that can be manipulated and have a direct connection to printed words.
This understanding and knowledge is essential for:
- decoding unfamiliar words accurate spelling
- reading fluency
- word recognition
- written expression
Children with weak phonological awareness skills may:
- struggle to learn letter-sound relationships find decoding difficult
- experience ongoing spelling difficulties
- fall behind in literacy skills and struggle to keep up with peers
For some children, phonological awareness difficulties are associated with broader oral language or developmental language disorder challenges. Other children may have specific weaknesses in phonological processing.
Early identification and explicit intervention for phonological awareness difficulties are important as poor phonological awareness can lead to difficulty with decoding and to reading failure.
Why Phonological Awareness Improves Reading Outcomes - Final Thoughts
Phonological awareness is one of the foundational building blocks of literacy development and a critcally important oral language set of skills.
It helps children understand the sound structure of spoken language and prepares them for reading and spelling instruction and eventual reading success.
Children who develop strong phonological awareness skills are better equipped to connect speech sounds to print, decode unfamiliar words, and become confident readers.
For children experiencing difficulty, explicit teaching and early intervention can make a significant difference. Through structured support, careful instruction, and rich oral language experiences, children can develop the sound awareness skills needed for later literacy success.
Return from Phonological Awareness Improves Reading Comprehension to What is Oral Language
References
Kaderavek, J. N. (2010) Language Disorders in Children: Fundamental Concepts of Assessment and Intervention.
Allyn & Bacon
Paul, R. (2006) Language Disorders from Infancy through
Adolescence. Assessment and Intervention. Mosby
Schuele, C.M. & Boudrea, D. Phonological Awareness Intervention: Beyond the Basics. (2008) Language,
Speech and Hearing Services in Schools Vol. 3 - 20
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Content Revised 05/2026
