Science of Reading · Free · 12,000+ words
Free phonics sound boxes
for every English word
Type any word and see exactly how to break it into sounds — so your child can read it.
12,000+ words — from simple to complex
See the best phonics apps for kids →Phonics patterns — complete guides
Learn each major phonics concept with word lists, example audio, and classroom-tested teaching order.
Sight words
Dolch 220 + Fry 100 · 282 words
The high-frequency words every early reader needs to recognise instantly — grouped by grade level from Pre-K to 3rd.
CVC words
21 word families · 69 words
Consonant-vowel-consonant — the foundation pattern (cat, dog, sun). Where every phonics journey begins.
Digraphs
8 digraphs · sh, ch, th, wh, ph, ng, ck, qu
Two letters that make one sound. The second-half-of-kindergarten pattern.
Vowel teams
14 teams · 115 words
ai, ea, oa, ee, ou, ow, oi, oy — when two vowels work together to make a long vowel or diphthong.
R-controlled vowels
5 patterns · 42 words
The "bossy R" — ar, er, ir, or, ur. When R changes the vowel sound entirely.
Elkonin boxes
The sound-box technique
The visual method used in thousands of US classrooms. One box per phoneme, tap as you say each sound.
Editorial
Guides & research
In-depth articles for parents and teachers — including original research on phonics demand in India.
Original research
Phonics in India: 7× growth from 2018 to 2025
First-party analysis of 8 years of Google search data. Where the demand is, why it's growing, and which Indian cities lead.
Read the report
- 01 Foundation What is phonics? The research-backed case for systematic phonics — and how to support it at home.
- 02 Reference All 44 phonics sounds Every sound in English — vowels, consonants, digraphs, and the tricky cases.
- 03 Programme guide Jolly Phonics explained The 7 teaching groups, multi-sensory approach, and how Indian schools use it.
- 04 A–Z reference Alphabet sounds for kids All 26 letters with their primary phonics sound and links to every word.
How it works
- 1 Look up a word. Search any of 12,000+ common English words.
- 2 See the sound boxes. Each box shows one sound unit (grapheme), not one letter.
- 3 Tap "Hear it" and say the sounds together. Listen to the word, say each sound, then blend them together.
This technique — Elkonin boxes — is used in thousands of US classrooms. It follows the Science of Reading, the research-backed approach now adopted by most US states.
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What is phonics — and why does it matter?
Phonics is the method of teaching children to read by connecting letters and letter combinations to the sounds they make. Instead of memorizing whole words by sight, a child who knows phonics can decode any word they encounter — even one they've never seen before.
The Science of Reading — a body of research spanning 50 years and hundreds of studies — is unambiguous: systematic phonics instruction is the single most effective way to teach a child to read. Most US states have now updated their literacy standards to reflect this, moving away from "whole language" methods toward explicit, structured phonics.
What are phonics sounds?
English has 26 letters but approximately 44 distinct sounds (phonemes). Many sounds are spelled with two or more letters working together — like the sh in "ship," the igh in "night," or the ough in "caught." Phonics teaches children to recognize these patterns so they can read words by sounding them out, not guessing.
What are Elkonin sound boxes?
Elkonin boxes (also called sound boxes or phoneme boxes) are a visual tool used in kindergarten and first-grade classrooms across the US. Each box represents one phoneme — one distinct sound — in a word. A child taps or slides a counter into each box as they say each sound, then blends them to read the full word. Research shows this concrete, multisensory approach significantly accelerates phonemic awareness in early readers.
Phonics for kids: where to start
Start with the most common single-letter sounds (consonants and short vowels), then move to consonant blends, digraphs, and finally vowel teams and silent-letter patterns. The 12,000-word library on this site covers every stage — from simple CVC words like cat and dog to complex patterns like caught and elephant.
Frequently asked questions
- What are phonics sound boxes?
- Phonics sound boxes (also called Elkonin boxes) are a teaching tool where each box represents one distinct sound (phoneme) in a word. A child taps or moves a counter into each box as they say each sound, then blends them together to read the full word. They are widely used in US kindergarten and Grade 1 classrooms following the Science of Reading approach.
- What is the Science of Reading?
- The Science of Reading is a body of research — spanning over 50 years and hundreds of studies — showing that systematic phonics instruction is the most effective way to teach children to read. It emphasises explicit teaching of how letters map to sounds, rather than guessing from context or memorising whole words by sight. Most US states have updated literacy standards to reflect this research.
- How do I use this tool with my child?
- Type any word into the search box and you'll see it broken into its phoneme sounds, each in its own box. Tap 'Hear it' to listen to the word, then say each sound aloud with your child. Finally, blend all the sounds together to read the full word. Aim for 10–15 minutes daily, starting with 2 and 3-sound words before moving to longer ones.
- How many words does this site cover?
- The site covers over 12,000 common English words, from simple 2-sound words like 'at' and 'up' through to complex 7-sound words like 'straight' and 'elephant'. Every word includes a full phoneme breakdown and audio pronunciation.
- Is this site free?
- Yes — completely free. No account required, no subscription, and no ads targeting children. The site is supported by affiliate commissions from the phonics app recommendations on the best phonics apps pages.