
Last updated 2026-07-09
TL;DR
A communication book is a low-tech AAC tool: a binder or folder of pictures, symbols, or photos a nonspeaking or minimally verbal autistic child points to, hands over, or combines to express wants, feelings, and ideas. Research supports them as a bridge toward speech and as a permanent system when speech doesn't come. You can build one at home for under $30.
What is a communication book for autism?
A communication book is a portable collection of pictures or symbols organized so a child can point to or hand over an image to communicate something they can't yet say with speech. Think of it as a physical vocabulary. The child opens the book, finds the symbol for "more" or "bathroom" or "I'm upset," and shows it to you.
That's the whole idea. Simple on the surface, genuinely powerful in practice.
The American Speech-Language-Hearing Association (ASHA) classifies communication books as aided augmentative and alternative communication (AAC), sitting on the low-tech end of a spectrum that also includes speech-generating devices and apps. ASHA's position is that AAC does not suppress speech development; the evidence consistently shows it either has no negative effect on spoken language or actively supports it [1].
Communication books work across many autism presentations. Kids who are fully nonspeaking. Kids who have some words but lose them under stress. Kids with apraxia of speech who know exactly what they want to say but can't motor-plan the sounds. Kids who lean on echolalia because they haven't built a flexible word system yet. None of those kids are broken. They just need a different output channel.
How is a communication book different from PECS?
Parents searching for "pecs communication book autism" often blur two related but distinct things. PECS (Picture Exchange Communication System) is a specific, trademarked behavioral protocol developed by Andy Bondy and Lori Frost in the early 1990s at the Delaware Autism Program [2]. It teaches children to start communication by physically handing a picture to a partner, moving through six structured phases over weeks or months.
A communication book is the broader category. PECS uses picture cards, so it's one type of communication book system, but not every communication book follows the PECS protocol. You can make a communication book without PECS training, without a certified trainer, and without buying the official materials.
The PECS research base is solid for early requesting skills. A 2002 randomized study by Charlop-Christy et al. found significant increases in spontaneous speech and social-communicative behaviors in children who learned PECS [3]. That study followed 3 children ages 3 to 12 over a relatively short period, so extrapolating broadly requires caution, but the direction of effects has replicated in later work.
If your child is in an early intervention program or getting autism spectrum speech therapy, the therapist may use formal PECS. At home, a well-organized picture binder does most of the same communicative work without requiring you to complete PECS certification. Ask your speech-language pathologist (SLP) which approach fits your child's current phase.
What should go inside an autism communication book?
The contents depend on your child's life, not a preset template. That said, most communication books share a core structure.
Start with high-frequency wants and needs: food and drink your child loves, bathroom, help, stop, more, all done, yes, no. These cover the moments where a communication breakdown causes the most distress. Get those pages working before adding anything else.
From there, build outward based on your child's actual daily routine. That means:
- People they interact with regularly (family members, teachers, therapist photos)
- Places (school, home, the park, Grandma's house)
- Activities and objects they care about (specific shows, toys, outdoor activities)
- Feelings (happy, sad, scared, angry, tired, sick)
- Actions and verbs (go, want, look, play, read, eat)
- Descriptors over time (big, hot, broken, funny)
Organize by category and use consistent color coding. The Fitzgerald Key is a widely used system: green for verbs, yellow for descriptors, orange for nouns, blue for social words, pink for pronouns, white for misc. It's not mandatory, but it maps onto many AAC devices, which makes moving to a higher-tech system later much easier [4].
Photo-realistic images (actual photos) tend to work better for very young children or kids who struggle with abstract representation. Line-art symbol sets like PCS (Picture Communication Symbols) or SymbolStix work well for many autistic kids and are easier to print consistently. Boardmaker software uses PCS symbols and is a common SLP tool, though it costs around $300 per year for a subscription. Free alternatives include Mulberry symbols (open source) and the free symbol sets on sites like Cboard.
How do you actually build a communication book at home?
You don't need a therapist to build a starter book. You need about two hours, a printer, a small three-ring binder, laminating pouches or contact paper, velcro dots, and clear plastic card sleeves.
Here's the honest cost: laminating pouches run $10 to $15 for a 100-pack. Velcro dots, about $6. A small binder, $3 to $5. A pack of plastic card sleeves, $8 to $12. You're looking at $25 to $35 total for materials, less if you already own a printer.
For symbols, search for free PCS symbol sets or use Google Images to print real photos from your phone. If your child's SLP uses Boardmaker, ask if they can print pages for you at sessions. Many will.
Building steps:
1. Print symbols at 2x2 inch or 3x3 inch size, whichever your child can point to accurately. 2. Laminate everything. Cards bend, get wet, get chewed. Skip lamination and the book dies in a week. 3. Attach velcro to the back of each card and to the page backing so symbols can be rearranged or moved to a sentence strip. 4. Put the most-needed items on the first page, visible the second the book opens. 5. Add a sentence strip (a horizontal velcro strip at the bottom of a page or on the cover) so your child can build two-word and eventually three-word combinations: "I want" + [cookie], or "go" + [outside].
Keep the book with the child at all times. A communication book left on a shelf communicates nothing. This sounds obvious and is the single most common way families fail at this.
How do you teach a child to use a communication book?
The book is inert without teaching. This is where many families stall. They build a beautiful book, then wait for the child to figure it out. That rarely works.
The core teaching strategy is aided language stimulation (also called aided language input or modeling). Every time you speak to your child, you point to or touch the matching symbol in the book at the same time. You model the system constantly, not waiting for the child to start. ASHA describes this as a research-supported intervention approach [1].
Begin with one symbol in one highly motivating context. If your child loves a specific snack, put that symbol on a card, place it on the table, and when they look toward it or reach for it, guide their hand to touch or hand you the card, then give the snack immediately. The pairing between the symbol action and the desired outcome has to be tight and consistent.
A few practical principles that actually matter:
Never take away the book as a consequence. It's a communication tool, not a reward.
Expect and accept approximations. A child touching near the right symbol, or pointing in the general area, is communicating. Honor it.
Use errorless teaching for new symbols: present the target symbol alone at first so any selection is correct, then gradually add foils.
If your child is getting speech therapy, your SLP should coach you through exactly this. Home carryover is where the real learning happens. Research on early intervention consistently shows parent-implemented therapy between sessions produces better outcomes than clinic time alone [5].
Does using a communication book slow down speech development?
No. This worry is extremely common among parents and the evidence doesn't back it.
ASHA's guidance on AAC says directly: "AAC does not impede speech development and may in fact facilitate it" [1]. The meta-analysis by Millar, Light, and Schlosser (2006) reviewed 23 studies and found that in 89% of cases, AAC use was associated with increases in natural speech production, with no cases of speech decreasing [6].
The fear makes intuitive sense. If we give kids an easier way to communicate, why would they bother talking? But speech is intrinsically motivating for most kids. What AAC removes is the frustration and anxiety of having no channel at all. When a child can get their needs met through the book, the pressure drops, and that tends to free up the resources needed to attempt speech.
For some autistic children, a communication book is the main system for a short stretch before speech takes over. For others, it's a lifelong tool alongside speech. For others still, it eventually gets replaced by a more powerful AAC device. All three of those paths are fine outcomes.
What's the difference between a communication book and an AAC device?
A communication book is static and low-tech: no batteries, no charging, no software crashes, roughly $30 to make. An AAC device (also called a speech-generating device or SGD) uses software to display symbols and a speaker to produce synthesized speech when the child activates a symbol.
Here's a quick comparison of the main AAC options:
| System | Cost range | Voice output | Vocabulary capacity | Durability |
|---|---|---|---|---|
| Homemade comm book | $25 to $40 | None | Limited to printed pages | Moderate (laminate helps) |
| PECS materials (official kit) | $200 to $300 | None | Cards only | Moderate |
| Low-cost AAC app (e.g., Cboard, LetMeTalk) | Free to $35 | Synthesized speech | Hundreds of symbols | Depends on device |
| Dedicated SGD (e.g., Tobii Dynavox, PRC-Saltillo) | $3,000 to $10,000+ | Natural-sounding speech | Thousands of symbols | High (rugged cases) |
Insurance can cover dedicated SGDs. Under Medicare and most private plans, they're classified as durable medical equipment. Medicaid covers them for children in most states under EPSDT provisions. An SLP evaluation and documentation of medical necessity is required [7].
The communication book and the AAC device are not competitors. Most SLPs recommend starting with a low-tech book precisely because it builds the concept: the child learns that symbols mean things and that using them gets results. That foundation transfers directly to a device. If your child is ready to explore device options, AAC devices is a good next read.
How many symbols should a starter communication book have?
Fewer than you think. Start with 12 to 20 symbols maximum.
Overloading a new communication book is one of the most reliable ways to make it useless. A child who opens a book to 80 symbols and has never been taught to navigate it will close it and give up. Research on AAC implementation consistently names vocabulary size and organization as usability factors, and starting small is the recommendation across clinical frameworks [4].
Build to 40 to 80 symbols over the first few months as the child shows reliable use of what's already there. "Reliable use" means the child starts communicating with those symbols without prompting, at least some of the time. That's your signal to expand.
The core vocabulary vs. fringe vocabulary distinction matters here. Core vocabulary refers to the roughly 300 to 400 high-frequency words that make up the bulk of what anyone says (words like "more," "want," "go," "stop," "I," "you," "that," "big"). Fringe vocabulary is the personally specific stuff: your child's name for their toy, a specific food brand they love, their teacher's name. A good communication book has a core vocabulary section and fringe vocabulary organized by category. Most SLPs recommend getting core vocabulary functional first.
What if my child won't engage with the communication book at all?
This happens often and doesn't mean AAC is wrong for your child. It usually points to one of a few things.
The symbols aren't motivating enough. If none of the pictures on the first page represent things your child urgently wants, there's no reason to use the book. Rebuild the first page around pure motivation: the show they'd do anything to watch, the snack they'd climb furniture for, the toy that causes genuine excitement. Motivation is the engine of early AAC learning.
The book isn't accessible. It's in the therapy bag, on a high shelf, or only brought out during "communication time." It needs to be in the child's hands or within arm's reach constantly.
The teaching strategy needs more support. If you've been waiting for the child to start on their own, switch to a more scaffolded approach with hand-over-hand prompting and immediate reinforcement of any contact with the book.
The format isn't right for this child. Some autistic children respond much better to object symbols (a small piece of a food wrapper, a piece of LEGO) before abstract pictures make sense. Some do better with a single-page core board than a multi-page binder. Some take to AAC apps on a tablet immediately because they already use tablets.
If engagement stays low after six to eight weeks of consistent, motivated effort, that's a strong signal to get an SLP evaluation rather than keep troubleshooting alone. An SLP who specializes in AAC can run a formal assessment and recommend whether the format, vocabulary, or teaching strategy needs to change. You can search ASHA's provider directory at asha.org for AAC specialists [1].
Can I use a communication book alongside speech therapy?
Yes, and in most cases you should. A communication book is not a replacement for speech therapy. It's a tool that works best embedded in a broader communication plan.
Speech therapists who specialize in autism and AAC will typically do one of two things: lead AAC implementation themselves in sessions, or coach you to run it at home with their guidance. Both models have research support, and the best outcomes tend to come when the home environment and the therapy environment use the same system consistently [5].
Bring the communication book to every therapy appointment. Ask your SLP to add new vocabulary and to show you exactly how they're prompting. Record therapy sessions on your phone if allowed. The carryover you do at home across 168 hours a week matters far more than any single 45-minute session.
If you don't yet have an SLP or you're waiting on an evaluation, starting a basic communication book at home is still appropriate. ASHA supports SLP guidance but does not require it before families begin using low-tech AAC at home. The risks of starting are essentially zero. The risks of waiting include months of communicative frustration for the child.
Little Words (littlewords.ai) offers an AI-powered speech companion built to support exactly this kind of home practice, with activities tuned to late talkers and neurodivergent kids. It's not a substitute for an SLP, but it can fill the gaps between sessions.
You might also consider online speech therapy if in-person services aren't available or you're stuck on a long waitlist in your area.
How do schools handle communication books for autistic students?
Under the Individuals with Disabilities Education Act (IDEA), children with disabilities ages 3 to 21 who qualify for special education services are entitled to a free appropriate public education (FAPE) in the least restrictive environment [8]. If a child needs AAC to access their education, the school must provide it as part of a written IEP (Individualized Education Program).
In practice, this means the school's SLP should evaluate AAC needs, and any recommended communication book or device should be documented in the IEP. The school funds materials for educational use. Many families keep a separate copy of the communication book at home.
A 2004 ASHA technical report addresses AAC in school settings and recommends that school-based SLPs work with families to keep the child's communication system consistent across environments [4]. Inconsistency (different symbols at home vs. school, different organization, different prompting) is a major implementation problem that slows progress.
If you're working through an IEP and your child's school resists funding AAC, know that federal law requires schools to provide assistive technology, including AAC, when it's needed for a free appropriate public education. The National Disability Rights Network and state Parent Training and Information centers (funded under IDEA Part D) can provide advocacy support at no cost [8].
When should you move from a communication book to a high-tech AAC device?
There's no single threshold, but a few signs point toward readiness for a device evaluation.
The child has outgrown the vocabulary in the book and keeps pointing to blank spaces or looking frustrated with limited options. The child recognizes symbols well and starts communication reliably. The child shows interest in tablets or other screens. The child has the motor control to tap a touchscreen accurately.
A speech-language pathologist with AAC expertise should run a formal feature-matching evaluation. This looks at the child's motor abilities, vision, cognitive level, communication partners, and environments to recommend a specific device and access method (direct touch, switch access, eye gaze). Skipping this step and buying a device based on a recommendation from a Facebook group is genuinely a way to waste thousands of dollars.
Even kids using high-tech devices keep a communication book as backup. Devices run out of battery, break, get left at school. Every AAC user should have a low-tech backup. This is standard practice in AAC clinical management and worth building into the IEP if your child uses a device [4].
If your child has also been evaluated for childhood apraxia of speech, that diagnosis specifically strengthens the case for strong AAC support, since motor planning difficulties can make speech unreliable even when the child has the language knowledge to communicate.
Frequently asked questions
What age should you start a communication book for an autistic child?
There is no minimum age. Communication books have been used successfully with children as young as 12 to 18 months. ASHA and the AAP both support early AAC introduction; research shows no harm from starting early and clear benefits to reducing communicative frustration. If your child isn't yet meeting speech milestones, a low-tech communication book is appropriate to begin right now, with or without a formal evaluation.
What symbols work best for autistic kids, photos or line drawings?
It varies by child. Younger children and children early in symbolic understanding often respond better to real photographs of their actual objects, people, and places. Children with more symbolic understanding usually work well with PCS line drawings or SymbolStix. Trial and observation is the only reliable way to know. Start with photos if you're unsure, then fade to line drawings if the child tolerates them, since line drawings are more portable and faster to print.
Is PECS the same thing as a communication book?
No. PECS (Picture Exchange Communication System) is a specific six-phase protocol that uses picture cards, but it's one approach within the broader category of picture-based communication books. You can build and use a communication book at home without following the formal PECS protocol. If your child's school or therapist uses PECS, ask them what phase your child is on so you can match your home approach.
Can a verbal autistic child benefit from a communication book?
Yes. Many autistic children who have words lose access to those words under stress, sensory overload, or emotional dysregulation. A communication book gives them a reliable output channel when speech fails. It can also support children who rely on echolalia by giving them a more flexible, intentional way to communicate. Having a visual support available doesn't make speech less likely; it reduces the pressure and anxiety that can suppress it.
How much does it cost to make a communication book?
A functional homemade communication book typically costs $25 to $40 in materials: a small binder ($3 to $5), laminating pouches ($10 to $15), velcro dots ($6), and clear card sleeves ($8 to $12). Symbols can be printed free using open-source sets like Mulberry symbols or by printing photographs from your phone. The official PECS starter kit costs around $200 to $300 if you want the structured protocol materials.
What is core vocabulary and why does it matter for a communication book?
Core vocabulary refers to the small set of high-frequency words (roughly 200 to 400 words) that make up the majority of everything anyone says, words like "want," "more," "go," "stop," "help," "look," and "that." Research on AAC shows children with access to functional core vocabulary communicate more flexibly and generalize to new contexts faster than those limited to specific nouns only. Every communication book should include a core vocabulary section.
Will insurance cover a communication book or AAC device?
Low-tech communication books are cheap enough that most families fund them out of pocket. High-tech AAC devices, which can cost $3,000 to $10,000 or more, are covered as durable medical equipment under Medicare and most private insurance plans, and by Medicaid under EPSDT for children in most states. You need an SLP evaluation documenting medical necessity, plus a physician prescription in most cases. The funding process typically takes two to four months.
How do I know if my child is ready to move from a communication book to a device?
Key signs include: reliable use of the book to start communication without prompting, frustration with limited vocabulary options, demonstrated symbol recognition, and enough motor control to use a touchscreen or alternative access method. A formal AAC feature-matching evaluation by a speech-language pathologist with AAC expertise is the right next step. Don't skip this evaluation and buy a device based on peer recommendations; the wrong device is a significant waste.
How do you organize a communication book by category?
Group pages by topic: food and drink, places, people, activities, feelings, body parts, actions or verbs. Color-code using the Fitzgerald Key if your child may transition to a high-tech device later (green for verbs, yellow for descriptors, orange for nouns, blue for social phrases). Put the highest-need items on the first page so they're immediately visible. Keep a sentence strip on the cover or first page for building two-word combinations.
What do I do if school and home are using different communication systems?
This is a real problem that slows progress. Raise it at the next IEP meeting. ASHA recommends that AAC systems be consistent across all environments. Ask the school SLP to share the symbol set and organizational scheme they use so you can replicate it at home. If the systems genuinely can't match, at minimum make sure the vocabulary overlaps for the child's highest-frequency communication needs. Different symbol sets mean the child must learn two separate systems, which is genuinely harder.
Are there free apps that work like a communication book?
Yes. Cboard is a free, open-source web-based AAC app. LetMeTalk is free on Android. CommunicoTot and TouchChat have free trial versions. These are lower-cost entry points if your child responds better to a tablet than a physical binder. They don't replace an SLP evaluation for children with significant communication needs, but they're reasonable to try at home, especially if your child already uses a tablet comfortably.
What is aided language stimulation and how do I do it?
Aided language stimulation (also called ALgS or modeling) means you point to or touch symbols in the communication book every time you speak the matching word to your child. You model the system constantly, more than when you're teaching. This approach is research-supported and is how children learn the symbols are a real language system. Start by modeling just two to three symbols per interaction. Over weeks, it becomes natural for both of you.
My child's teacher says communication books are only for nonspeaking kids. Is that right?
No. ASHA's guidance on AAC is explicit that these tools benefit children across the full range of verbal ability, including children who have emerging speech but unreliable access to it under stress. Communication books and devices are appropriately used by children who have some words, children with hyperlexia, children with apraxia of speech, and children who use echolalia. The idea that AAC is only for nonspeaking children is outdated and not supported by current clinical evidence.
How long does it take for a child to start using a communication book independently?
Highly variable. Some children begin communicating on their own within a few weeks of consistent teaching; others take three to six months of daily practice before spontaneous, unprompted use shows up. The pace depends on the child's current communication level, how consistently the book is available, how motivating the vocabulary is, and how consistently caregivers model and respond. If you've been consistent for three months with no progress, consult an SLP rather than concluding AAC isn't right for this child.
Sources
- ASHA, Augmentative and Alternative Communication (AAC) overview: AAC does not impede speech development and may facilitate it; ASHA endorses AAC across ability levels
- Pyramid Educational Consultants, PECS official history and overview: PECS was developed by Andy Bondy and Lori Frost at the Delaware Autism Program and is a trademarked six-phase protocol
- Charlop-Christy et al. (2002), Journal of Applied Behavior Analysis, PECS study: PECS use associated with significant increases in spontaneous speech and social-communicative behaviors in children ages 3 to 12
- ASHA, Roles and Responsibilities of Speech-Language Pathologists with Respect to Augmentative and Alternative Communication (2004 technical report): Fitzgerald Key color coding, core vs fringe vocabulary framework, and school-based AAC consistency recommendations
- Kaiser & Hancock (2003), Mental Retardation and Developmental Disabilities Research Reviews, parent-implemented language intervention: Parent-implemented intervention between clinic sessions produces better language outcomes than clinic time alone
- Millar, Light, & Schlosser (2006), Journal of Speech, Language, and Hearing Research, AAC and natural speech meta-analysis: In 89% of AAC studies reviewed, AAC use was associated with increases in natural speech production; no cases of speech decreasing
- Centers for Medicare and Medicaid Services (CMS), Speech Generating Devices coverage policy: SGDs are classified as durable medical equipment and are covered under Medicare and Medicaid with SLP evaluation and physician prescription
- U.S. Department of Education, IDEA Individuals with Disabilities Education Act overview: IDEA entitles children ages 3 to 21 with disabilities to FAPE including assistive technology and AAC when needed for educational access
- AAP Council on Children with Disabilities (2013), Pediatrics, role of pediatrician in AAC: American Academy of Pediatrics supports early AAC introduction and recommends pediatricians refer for AAC evaluation when speech delays are present
- Beukelman & Mirenda, Augmentative and Alternative Communication (4th ed.), core vocabulary research: Approximately 200 to 400 high-frequency core vocabulary words make up the majority of daily communication for all speakers
