Orton-Gillingham Method: What It Is and How It Helps Dyslexic Readers
Last updated: July 21, 2026 · Reviewed by the Dyslexia Evaluations LLC clinical team
What is the Orton-Gillingham method?
The Orton-Gillingham method is a structured, multisensory approach to teaching reading that breaks language down into its smallest parts and teaches them directly, step by step. It engages sight, sound, touch, and movement at the same time, which helps children with dyslexia build reading skills that stick.
Instead of expecting a child to simply absorb reading through exposure, Orton-Gillingham (often shortened to "OG") teaches the connections between letters and sounds explicitly. A lesson might have a child see the letter, say its sound aloud, and trace it in sand or in the air, all in one moment. That combination of seeing, hearing, and doing gives the brain more than one pathway to lock in the information.
The approach was developed in the 1930s by neuropsychiatrist Dr. Samuel Orton and educator Anna Gillingham. Nearly a century later, it remains one of the most widely used and respected frameworks for helping struggling readers, and it forms the backbone of many programs parents hear about today.
Who was Orton-Gillingham designed for?
Orton-Gillingham was designed specifically for children and adults who struggle to read, spell, and write, especially those with dyslexia. It works well for learners who have not responded to typical classroom reading instruction and who need a slower, more explicit path to literacy.
Dr. Orton studied children who had normal intelligence but persistent trouble with written language. He believed these students needed instruction built differently from the ground up, not just more of the same. Anna Gillingham then turned his ideas into a teachable, organized method.
While OG was created with dyslexic readers in mind, its principles help a much wider group. Children with attention differences, language delays, or simply a shaky start in reading often benefit from the same clear, structured teaching. Because the method is diagnostic and responsive, a well-trained instructor adjusts the pace to match the individual child rather than pushing everyone through at the same speed.
If you are still learning the basics of the condition itself, our overview of what dyslexia is is a helpful starting point before diving into interventions.
What makes Orton-Gillingham different from regular reading instruction?
Orton-Gillingham differs from typical reading instruction because it is structured, sequential, multisensory, and diagnostic. It never assumes a child will "pick things up" on their own. Every skill is taught directly, practiced until mastered, and built upon in a logical order.
Traditional classroom reading often relies on exposure, memorization of whole words, and guessing from context or pictures. For many children, that works. For a child with dyslexia, it usually does not, because the underlying difficulty is in connecting sounds to letters, not in a lack of effort or intelligence.
Here are the core features that set OG apart:
Structured and sequential: Skills are introduced in a specific order, from simple to complex, so nothing is skipped.
Multisensory: Learning engages several senses at once, strengthening memory.
Explicit: Rules and patterns are taught directly, not left for the child to infer.
Cumulative: Each lesson reviews and builds on what came before.
Diagnostic: The instructor constantly checks understanding and reteaches as needed.
This is a very different experience from being handed a book and told to sound it out. For more everyday techniques you can use alongside professional instruction, see our guide to dyslexia reading strategies that actually work.
How does the multisensory part actually work?
The multisensory part of Orton-Gillingham works by having a child use sight, hearing, touch, and movement together while learning each sound and letter. Activating multiple senses at once gives the brain several routes to store and recall information, which is exactly what a dyslexic reader needs.
Picture a typical OG activity. A child learning the sound of the letter "b" might:
Look at a card showing the letter "b."
Say the sound "buh" out loud.
Trace the shape of the letter on a textured surface like a sandpaper card or a tray of sand.
Write the letter while repeating the sound.
Each of these steps reinforces the same connection through a different channel. When one pathway is weak, another can help carry the load. Over time, these repeated, layered experiences turn effortful decoding into more automatic reading.
Why repetition matters so much
Children with dyslexia often need far more repetition than their peers to move a skill into long-term memory. OG builds this in deliberately. Rather than seeing repetition as boring drilling, skilled instructors weave it into games, review activities, and reading practice so the child stays engaged while the brain does its work.
What does an Orton-Gillingham lesson look like?
A typical Orton-Gillingham lesson follows a predictable structure that usually includes a review of past skills, introduction of a new concept, guided practice, and reading or spelling application. Sessions are often one-on-one and last 45 to 60 minutes.
While every trained practitioner has their own style, most lessons move through similar stages:
Warm-up and review: The child revisits previously learned letter-sound pairings, often with quick flashcard drills.
New teaching: The instructor introduces one new concept, such as a spelling rule or a new sound.
Blending and word work: The child practices combining sounds into words, both reading and building them.
Spelling and writing: Skills are reinforced by writing words and short sentences.
Reading application: The child reads controlled text that uses only patterns they have already mastered, so success is built in.
This predictable rhythm lowers anxiety, which matters. Many struggling readers carry stress and self-doubt into every reading task, and a calm, structured routine helps them feel safe enough to take risks. If reading struggles have started to affect your child's confidence or mood, our article on how to help a child with dyslexia at home offers gentle, practical support.
Is Orton-Gillingham backed by research?
Orton-Gillingham is grounded in the same body of research known as the "science of reading," which strongly supports structured, explicit, phonics-based instruction for struggling readers. The overall approach is well regarded, though results depend heavily on how skilled and consistent the instructor is.
Dyslexia is common, so the demand for effective methods is real. According to the International Dyslexia Association, as many as 15 to 20 percent of the population shows some symptoms of dyslexia, including slow reading, weak spelling, or trouble with word retrieval. That means millions of children could benefit from the kind of structured teaching OG provides.
It is worth being honest about the evidence. Research consistently supports the principles behind Orton-Gillingham, structured literacy, explicit phonics, and multisensory teaching, more strongly than it validates any single branded program. In practice, this means the quality of instruction matters more than the label. A patient, well-trained tutor delivering OG-based lessons with fidelity tends to get strong results. For a broader look at which interventions have the most support, read our evidence-based guide to dyslexia treatments that actually work.
How is Orton-Gillingham related to programs like Wilson and Barton?
Orton-Gillingham is the foundational approach that many well-known reading programs are built on, including Wilson Reading System, the Barton Reading & Spelling System, and Take Flight. These are sometimes called "OG-based" or "OG-influenced" programs because they apply the same core principles in a packaged, ready-to-teach format.
This distinction confuses a lot of parents, so here is the simple version. Orton-Gillingham is not a single boxed curriculum you buy off a shelf. It is a method, a set of principles and teaching techniques. Individual programs then take those principles and organize them into specific lessons, materials, and training paths.
Some of the most recognized OG-based programs include:
Wilson Reading System, often used in schools for older struggling readers.
Barton Reading & Spelling System, popular with parents and tutors for its scripted, easy-to-follow design.
Take Flight and Alphabetic Phonics, both developed in clinical settings.
If your child's school offers one of these, or a tutor recommends one, you can feel reasonably confident it draws on solid, structured principles. What matters most is the training and consistency of the person delivering it.
Can I use Orton-Gillingham at home?
Yes, many parents successfully use Orton-Gillingham principles or OG-based programs at home, especially those designed for non-specialists. That said, the best outcomes usually come from working with a trained practitioner, at least to start, so the method is delivered correctly.
Some OG-based programs, like Barton, were specifically created so that a committed parent or volunteer tutor can teach them without formal certification. These include scripts, training videos, and clear materials. For families who homeschool or want to supplement school instruction, this can be a powerful option.
A few honest considerations before you begin:
Consistency is everything. OG works through frequent, regular practice, ideally several sessions a week. Sporadic effort produces slow progress.
Training helps. Even parent-friendly programs work best when you take the time to learn the method properly rather than improvising.
A screening or evaluation first can guide you. Knowing your child's specific profile helps you choose the right starting point and pace.
Before investing months of effort, it makes sense to understand what you are working with. A professional dyslexia screening can tell you whether your child's struggles are consistent with dyslexia and where to focus. If you want a complete picture, our full evaluations provide a detailed profile of your child's strengths and needs, which makes any intervention, including OG, far more targeted.
How long does it take to see results with Orton-Gillingham?
Most families begin to see meaningful progress within a few months of consistent Orton-Gillingham instruction, but building fluent reading is a longer journey that often takes one to three years. The timeline depends on your child's starting point, the severity of their difficulties, and how regularly lessons happen.
It is important to set realistic expectations. OG is not a quick fix, and any program promising to "cure" dyslexia in weeks should be viewed with caution. Dyslexia is a lifelong difference in how the brain processes language. What effective instruction does is teach the brain reliable strategies so reading becomes accurate and, eventually, more automatic.
Early wins often show up as small but encouraging signs: your child decodes a word they could not before, spells more confidently, or approaches a book with less dread. Those moments matter. They signal that the structured approach is taking hold, even if fluent, effortless reading is still further down the road. Steady, patient practice is what turns those early wins into lasting skill.
When should I consider an evaluation before starting?
You should consider a dyslexia evaluation before starting Orton-Gillingham if your child has shown persistent reading struggles despite good instruction, or if you want to understand exactly why reading is hard for them. A clear picture of your child's needs makes any intervention more effective.
Starting an intervention without understanding the problem is a bit like taking medication without a diagnosis. It might help, but you are guessing. An evaluation removes the guesswork. It identifies your child's specific pattern of strengths and challenges, which may indicate dyslexia or could suggest another underlying cause that needs a different approach.
An evaluation also gives you documentation. If your child needs accommodations at school, formal testing supports requests for services and support plans. It can be the key that unlocks the right help.
At Dyslexia Evaluations LLC, our screening is completely free, and our comprehensive evaluation is $2,200. We serve families in Madison, Wisconsin, and nationwide through virtual assessments, so distance is not a barrier. You can also explore common parent questions on our Q&A page or book directly when you are ready to move forward.
Frequently Asked Questions
Is Orton-Gillingham only for children with dyslexia?
No. While it was designed with dyslexic readers in mind, Orton-Gillingham helps many struggling readers, including children with attention differences, language delays, or a rocky start with reading. Its structured, explicit approach benefits any learner who needs reading taught clearly and directly rather than absorbed through exposure.
How much does Orton-Gillingham tutoring cost?
Costs vary widely depending on your location and the tutor's training. Private OG-based tutoring often ranges from about $50 to $150 or more per hour. Some schools provide OG-based instruction at no cost as part of special education services. Parent-taught programs can lower the expense significantly, though they require a real time commitment.
Can Orton-Gillingham cure dyslexia?
No, and any program claiming to "cure" dyslexia should be approached with caution. Dyslexia is a lifelong difference in how the brain processes written language. Orton-Gillingham does not erase it, but it teaches reliable, effective strategies so a child can read accurately and grow more fluent over time.
How often should Orton-Gillingham lessons happen?
For meaningful progress, most experts recommend lessons at least three to five times per week. Frequency and consistency matter more than the length of any single session. Short, regular practice usually outperforms occasional long sessions, because the brain needs repeated exposure to move new skills into long-term memory.
Do I need a diagnosis before starting Orton-Gillingham?
You do not strictly need a formal diagnosis to begin, but an evaluation is highly valuable. Understanding your child's specific profile helps you choose the right program, set the correct pace, and secure school accommodations. Starting with a free screening is a low-pressure way to find out whether dyslexia is likely before committing to months of instruction.
Not sure if your child has dyslexia? Start with our free screening — it takes just a few minutes and could change everything. → Take the Free Dyslexia Screening
