Reading and spelling are sometimes treated as separate subjects.

During reading instruction, children look at printed words and figure out what they say.

During spelling instruction, children hear words and figure out how to write them.

But underneath both skills is the same important knowledge:

the relationship between the sounds in spoken language and the spellings that represent those sounds in print.

That's why a child who struggles with spelling may also experience difficulty with reading—and why spelling instruction can reinforce the skills children use when they read.

Reading and spelling aren't identical skills.

But they are closely connected.

How Are Reading and Spelling Connected?

Think of reading and spelling as working with the same information from opposite directions.

When reading:

A child sees a written word:

train

The child recognizes the spellings:

t – r – ai – n

connects them with their sounds:

/t/ – /r/ – /ā/ – /n/

blends those sounds:

train

and connects the word with its meaning.

When spelling:

The process begins with the spoken word:

train

The child identifies its sounds:

/t/ – /r/ – /ā/ – /n/

and determines which spellings represent those sounds:

t – r – ai – n

The direction changes, but much of the underlying knowledge is shared.

Reading:
print → sounds → word → meaning

Spelling:
spoken word → sounds → print

This is one reason teaching reading and spelling together can be so powerful.

Children encounter the same sound-spelling relationships from both directions.

What Spelling Can Reveal About Reading

A child's spelling can give us a window into what the child understands about spoken and written words.

Suppose the word is:

CAT

and the child writes:

CT

The child may not be representing the medial vowel sound.

If the child writes:

TAC

the sounds or letters may not be maintained in the correct sequence.

Other children may add letters that don't represent sounds in the word or have difficulty choosing among different spellings for a sound.

Rather than viewing these mistakes simply as words the child has “failed to memorize,” ask:

What does this spelling tell me about what the child currently understands?

Can the child hear each phoneme?

Can the child segment the word?

Can the child keep the sounds in sequence?

Does the child know a spelling that can represent each sound?

Does the child recognize common spelling patterns?

Those questions tell us much more than a score on a spelling test.

Why Teach Sound-Spelling Patterns?

I came to understand the reading-spelling connection more clearly during my time as a Title I teacher.

My sessions with students were short—usually only 20 to 30 minutes, two or three times a week.

I needed to make those minutes count.

So I began systematically teaching the sounds in our language and the different ways those sounds could be represented in print.

From the outside, it might have looked as though I was simply teaching spelling.

We worked with lists of words. We examined their spellings. We compared words and noticed patterns.

But my goal was larger than memorizing a weekly spelling list.

I wanted the children to understand how words work.

As students became more familiar with sounds and the spelling patterns that represented them, I also saw improvement in their ability to approach unfamiliar words when reading.

The spelling work was reinforcing reading.

Learning Patterns Instead of Memorizing Isolated Words

Consider these words:

rain
mail
paint
train
nail

A child could try to memorize each word individually.

Or we could draw attention to something the words share:

AI represents /ā/.

Now the child has learned something that can be applied beyond one word.

Add:

snail

The child hasn't necessarily memorized snail before.

But the spelling pattern is familiar.

The child can recognize:

s – n – ai – l

and use known sound-spelling relationships to work through the word.

That's much more useful than treating rain, mail, paint, train, nail, and snail as six unrelated things to memorize.

One Sound Can Have Several Spellings

Of course, English isn't as simple as learning one spelling for every sound.

Take long A.

Children may encounter it in:

apron
cake
rain
play
great
eight

The long-A sound can be represented in several ways.

That's why we want children gradually to build knowledge of the sound-spelling system, not merely memorize individual words.

A child might first learn:

A-E → /ā/

Later:

AI → /ā/

Then:

AY → /ā/

As additional patterns are explicitly taught, they become part of the child's growing knowledge of how English represents sounds.

Read more: What Are Spelling Patterns? How to Teach Sound-Spelling Patterns

Spelling Helps Children Pay Attention to Every Sound

Reading can sometimes allow a child to move past a detail.

Context or familiarity may help the child recognize a word even when its internal structure isn't completely secure.

Spelling makes that harder.

To spell a word, the child has to attend carefully to its phonemes and determine how those sounds are represented.

Take:

ship

The child needs to hear:

/sh/ – /ĭ/ – /p/

Then understand that:

/sh/ is represented by SH
/ĭ/ is represented by I
/p/ is represented by P

That requires the child to think explicitly about the relationship between sounds and print.

This is one reason spelling can reinforce phonics knowledge used during reading.

Finger Mapping Can Connect the Two

Finger mapping is one practical way to make this relationship visible.

For:

rain

a child can map:

/r/ – /ā/ – /n/

Three phonemes.

Then connect those phonemes with:

R – AI – N

Four letters.

This makes an important principle concrete:

The number of sounds in a word isn't always the same as the number of letters.

The child can use the relationship in both directions:

hear → segment → spell

and:

see → identify spellings → blend → read

Read more: Finger Mapping: How to Help Children Map Sounds in Words

From Small Words to Bigger Words

One of the most valuable things about sound-spelling knowledge is that it can transfer.

Children don't have to remain limited to tiny words simply because a larger word looks intimidating.

Suppose a child has learned to recognize common sound-spelling patterns in shorter words.

When a longer unfamiliar word appears, instead of seeing one enormous collection of letters, the child can begin looking for recognizable parts.

This is the principle I wanted my students to understand:

The words may become longer, but the sound-spelling knowledge doesn't disappear.

Known patterns can be found inside increasingly complex words.

That gives children a way to approach unfamiliar words rather than simply guessing or waiting for someone to tell them what the word says.

Reading Strengthens Spelling, Too

The relationship also works in the other direction.

The more children read, the more often they encounter spellings and word patterns in meaningful contexts.

A child who has explicitly learned AI and AY, for example, will then encounter those patterns repeatedly while reading:

rain
train
paint

and:

day
play
stay

Those encounters provide additional practice.

Reading doesn't eliminate the need for explicit spelling instruction, and simply telling children to “read more” isn't necessarily enough to correct a spelling difficulty.

But reading provides repeated exposure to the patterns children are learning.

So the two skills can reinforce one another:

Teach the pattern → spell with it → read it → encounter it again → retrieve it again.

What About High-Frequency Words?

High-frequency words also belong within this reading-spelling relationship.

Some contain sound-spelling relationships children already know.

Others contain spellings they haven't learned yet or patterns that are less common.

Rather than treating every high-frequency word as a shape that must be memorized as a whole, help children

look inside the word.

Ask:

Which sounds can you hear?

Which spellings do you already know?

Is there a part we need to learn more carefully?

With SnapWords®, a meaningful visual, verbal cue, and body motion can provide an initial memory anchor for a high-frequency word.

Then return to the plain printed word.

Look at its sounds and spellings.

Retrieve it without the picture.

Read it in sentences.

Write it.

Use it in connected text.

The goal is always independent recognition of ordinary print.

What If a Child Can Read but Can't Spell?

This is a question parents and teachers often have.

A child may be able to recognize a word while reading but still have difficulty producing its spelling independently.

That's possible because reading and spelling place different demands on the learner.

When reading, the printed word is already there.

When spelling, the child has to begin with the spoken word, identify its phonemes, recall appropriate spellings, choose among alternatives when necessary, and produce the complete written word in sequence.

So a difference between reading and spelling performance doesn't mean the two skills are unrelated.

It may tell us that the child needs more practice working in the sound-to-print direction.

Instead of simply increasing memorization, look at which part of the process is difficult.

What If a Child Can Spell a List but Doesn't Remember the Words Later?

This is another important distinction.

A child may memorize:

rain
train
paint
mail

for Friday's test and score 100%.

But what happens two weeks later?

Can the child spell those words again?

More importantly, can the child apply the AI pattern to a new word?

If not, the child may have memorized individual answers without learning something transferable about the spelling system.

Instead of asking only:

“Did the child memorize these words?”

also ask:

“What did the child learn from these words that can be used again?”

That's where pattern-based instruction becomes powerful.

Connect Reading, Spelling, and Writing

Once children learn a sound-spelling relationship, give them opportunities to use it in several ways.

Suppose the pattern is:

AI → /ā/

Children can:

Hear it
Listen for /ā/ in spoken words.

Segment it
Identify where the /ā/ sound occurs.

Build it
Make AI words with letter tiles.

Sort it
Compare AI words with another long-A spelling such as AY.

Spell it
Write words containing AI.

Read it
Read AI words in isolation and connected text.

Write with it
Use AI words in phrases and sentences.

Now reading, spelling, and writing are reinforcing the same underlying knowledge.

Read more: How Writing Helps Children Learn to Read

Teach the System, Then Give Children Opportunities to Use It

The goal isn't for children to memorize every English word one at a time.

We want them to develop increasingly sophisticated knowledge of how spoken language connects with written language.

That includes:

• hearing and manipulating phonemes
• knowing letter-sound relationships
• recognizing common sound-spelling patterns
• blending spellings into spoken words
• segmenting spoken words for spelling
• reading increasingly complex words
• spelling words using known patterns
• applying those skills in sentences and connected text

As children learn more of the system, they have more information available when they encounter an unfamiliar word.

How Child1st Teaches Sound-Spelling Relationships

Several Child1st resources were designed around this connection between sounds, spellings, reading, and writing.

The Illustrated Book of Sounds & Their Spelling Patterns

The Illustrated Book of Sounds & Their Spelling Patterns organizes sound spellings in progressive levels so children can see how different spellings represent the sounds in our language.

Lessons provide opportunities to examine, compare, read, and spell words containing the target patterns.

Sound Spelling Display Cards

Sound Spelling Display Cards provide a visual reference for sounds and their spelling patterns. Each card focuses on a sound and shows its spellings with an illustration and sentence.

These can be used as a reference as children encounter the patterns during reading and writing.

Sound Spelling Teaching Cards

Sound Spelling Teaching Cards provide individual sound-spelling patterns for explicit instruction and practice.

The set contains 162 cards total: 154 sound spellings plus divider cards.

Reading and Spelling Strengthen Each Other

Reading asks:

“I see these spellings. What sounds and word do they represent?”

Spelling asks:

“I hear this word. What sounds are in it, and how can I represent them in print?”

Those are different tasks.

But they draw on shared knowledge.

That's why I came to see spelling as much more than memorizing a list of words for a Friday test.

When we teach children how sounds and spellings relate, show them patterns that carry across words, and give them opportunities to use that knowledge in both reading and spelling, we're helping them understand the structure of written language.

A spelling lesson can strengthen reading.

A reading lesson can reinforce spelling.

And together, they can help children become more confident at working out words for themselves.