Systematic phonics vs balanced literacy: what the research says
For teaching children to decode, systematic phonics has the stronger evidence. The National Reading Panel's meta-analysis found systematic phonics beat unsystematic or no phonics, including whole language, with a moderate effect that was larger when phonics started early. Balanced literacy, as many schools have practiced it, teaches phonics as needed rather than in a planned sequence, which is the kind of teaching that comparison tested. Balanced literacy's read-alouds, rich books and writing are worth keeping; the code needs to be taught systematically alongside them.
| Question | Systematic phonics | Balanced literacy |
|---|---|---|
| Evidence rating in the Library | Strong Practice card | No card yet |
| What it is | Letter-sound patterns taught explicitly in a planned order, with blending, spelling and reading text that uses the patterns taught. | A mix of read-alouds, shared reading, guided reading with leveled books, independent reading, writing and word study, with phonics often taught as needs arise. |
| How children work out a new word | Look at the letters, say the sounds, blend them; check that the word makes sense. | Often taught to use several cues: meaning, sentence structure and the letters (sometimes called three-cueing). |
| Books for beginners | Decodable text that matches the patterns taught, alongside read-alouds of rich books. | Leveled books, chosen by difficulty, which often include patterns children haven't been taught. |
| Strengths | Directly teaches the code; strong evidence for early reading and for struggling readers. | Lots of real books, read-alouds, writing and enjoyment of reading. |
| Main risk | Phonics with too little vocabulary, knowledge, read-alouds and comprehension. | Children guessing words from pictures and context instead of decoding, and gaps in phonics knowledge that go unnoticed. |
| Fit with the federal practice guide | Matches the What Works Clearinghouse's two Strong recommendations for kindergarten to third grade: sound awareness linked to letters, and decoding. | Partly: daily reading of connected text (rated Moderate) is central, but phonics taught as needed isn't systematic. |
The studies that bear on the choice
Systematic phonics beat unsystematic or no phonics, including whole language, with a moderate overall effect that was larger when phonics began early and lasted after teaching ended.
Sample 66 treatment-control comparisons from 38 experimentsWho School-age childrenEffect d = 0.41 overall; d = 0.55 when phonics began early, d = 0.27 after first gradeRead it at the source (opens in a new tab)- National Institute of Child Health and Human Development (2000)National panel reportFavors systematic phonics
A national panel reviewed the experimental research on teaching reading. It found that systematic phonics instruction improves children's success in learning to read, that teaching children to manipulate the sounds in words was highly effective, that guided repeated oral reading improved word recognition, fluency and comprehension, that vocabulary instruction leads to gains in comprehension, and that teaching a combination of comprehension strategies works best.
Who School-age childrenRead it at the source (opens in a new tab) Re-analysis confirmed small to moderate effects favoring systematic phonics, and found the largest effects when phonics was part of more comprehensive, intensive reading instruction: an argument for systematic phonics inside a full literacy program.
Who School-age childrenRead it at the source (opens in a new tab)Recommendation 3: Teach students to decode words, analyze word parts, and write and recognize words. Panel's rating: Strong.
A What Works Clearinghouse panel made four recommendations for teaching early reading. It rated the evidence Strong for teaching the sounds in speech and how they link to letters, and for teaching students to decode, analyze word parts and write and recognize words; Moderate for daily reading of connected text; and Minimal for teaching academic language.
Who School-age childrenRead it at the source (opens in a new tab)Explains why phonics is central in English and also what children need beyond it, and calls for an end to the reading wars.
What the names mean
Balanced literacy is usually described as a middle path between whole language (learning to read mainly through meaningful text) and phonics. In many classrooms it includes a rich mix of reading and writing, with phonics as one component, often taught in mini-lessons when children need it rather than in a fixed sequence.
Systematic phonics means teaching letter-sound patterns explicitly in a planned order, with practice blending and spelling, and with reading text that uses the patterns already taught. It's the core of what schools now often call structured literacy or the science of reading.
The names cover a lot of variation. Some balanced literacy classrooms teach phonics thoroughly; some phonics programs neglect books and talk. What the research compares is the systematic teaching of the code against teaching it incidentally or not at all.
What the research found
Linnea Ehri and colleagues' meta-analysis for the National Reading Panel pooled 66 comparisons from 38 experiments. Systematic phonics beat unsystematic or no phonics, including whole language, with a moderate effect. It was larger when phonics began in kindergarten or first grade, it helped comprehension and spelling as well as word reading, and it helped children at risk and older struggling readers.
The size of that advantage has been argued over. Critics re-analyzed the panel's data and argued it was smaller; Karla Stuebing and colleagues replied that the effects are practically significant and that the largest effects came when phonics was part of comprehensive, intensive reading instruction. That last finding is worth noticing: it argues for systematic phonics inside a full literacy program, not phonics instead of books.
The What Works Clearinghouse's 2016 practice guide for kindergarten to third grade rates teaching students to decode, analyze word parts and write and recognize words as Strong, and daily reading of connected text as Moderate.
What to keep from each
- Keep from systematic phonics: a written scope and sequence, explicit daily phonics and phonemic awareness lessons, decodable text for practice, and prompting children to look at the letters rather than guess.
- Keep from balanced literacy: daily read-alouds of rich books, shared reading, plenty of writing, classroom libraries, and time to enjoy reading.
- Drop: teaching children to identify words mainly from pictures and context, and early reading diets of leveled books full of untaught patterns.
Free tools that fit: decodable sentences by phonics pattern, read-aloud books for the projector, and the guide how to teach phonics step by step.
Questions teachers ask
- Is balanced literacy bad?
- Parts of it are valuable: read-alouds, writing, rich books. The weak point the research highlights is phonics taught incidentally rather than systematically, and word-reading strategies that rely on guessing. Add systematic phonics and drop the guessing.
- Is phonics the same as the science of reading?
- Phonics is one part. The science of reading also covers phonemic awareness, fluency, vocabulary, knowledge and comprehension. See our science of reading card.
- Our school uses guided reading with leveled books. What should change?
- For beginning readers, add a daily systematic phonics lesson and give children decodable text to practice the patterns taught. Keep shared and read-aloud time with rich books, and prompt children to decode rather than guess.
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Written by Peabody Teach from the sources above, read at the source. Something wrong? Tell us.