Reliable access to meaningful messages

AAC for Children: Building Communication Access Beyond Speech

Communication is bigger than any single method.

AAC for children supports access to messages that matter in daily life. It can be considered whenever a child benefits from another way to communicate—not only after every other approach has been tried.

AAC is not one device or one fixed path.

The goal is a reliable way for the child to understand, express, and participate.

Individualized assessment helps identify useful communication routes without assuming that every child needs a speech-generating device.

Understanding the term

What Is AAC?

Augmentative and alternative communication, or AAC, includes ways of communicating in addition to or instead of speech. AAC may include gestures, manual signs, pictures, communication boards, written language, and speech-generating devices.

Some methods use no equipment. Others use paper materials or electronic technology. Many children communicate most effectively through a flexible combination of methods.

AAC communication is about access to a full range of meaningful messages—not merely naming items or answering practice questions.

Who Can Use AAC?

AAC may support children who are nonspeaking, minimally speaking, difficult to understand, inconsistent communicators, or who benefit from additional communication support.

AAC for minimally verbal children is one application, but AAC is not limited to any single speech profile or diagnosis. A child may use it all the time or only when speech is not an effective route.

More than requesting

AAC Is About Communication Access

A useful communication system gives the child ways to express different purposes across real interactions.

Request and reject

Ask for something wanted, communicate no, stop an activity, or indicate that something is finished.

Choose and comment

Select between meaningful options and share an observation, reaction, preference, or idea.

Ask for help and answer

Communicate when assistance is needed and respond to questions or messages from other people.

Initiate and greet

Begin an interaction, get another person’s attention, or take part in a social exchange.

Repair and participate

Try another route when a message is misunderstood and contribute during routines, learning, play, and conversation.

A multimodal approach

AAC and Speech Can Exist Together

AAC and spoken language are not competing systems.

A child may use speech, gestures, signs, a communication board, facial expression, movement, a speech-generating device, and other modes together. The most effective route may change with the message, partner, setting, fatigue, stress, or activity.

AAC for speech therapy should support meaningful participation while honoring every reliable communication mode the child uses.

Consider access now

There Are No Required Prerequisites for AAC

A child should not have to prove skills such as pointing, matching, imitation, or a certain level of understanding before AAC can be considered. Communication access should not depend on passing a readiness test.

An assessment can begin with the child’s current strengths and explore which layouts, symbols, response methods, supports, and partner practices make participation more successful.

AAC is not a last resort

Early access gives a child another way to express meaningful messages while clinicians and caregivers continue learning about the child’s broader communication profile.

Individualized decision-making

Finding the Right Communication Route

Selecting among AAC devices for children, printed systems, signs, gestures, writing, and other options requires individualized assessment. No specific system should be chosen from a diagnosis or brief description alone.

ModusCore principle

Assess access before ability.

If the child cannot see, reach, understand, or reliably use the response route being offered, the task may underestimate what the child can communicate.

The child’s reliable response mode
Motor and visual access
Symbolic understanding
Receptive language
The communication functions the child can express
Communication partners and everyday settings
What changes when the support, task, or response route changes

Communication across the day

AAC in Everyday Life

AAC becomes useful when it is available for varied messages in familiar activities—not only during structured practice.

Meals

Choose between foods, request more, refuse an item, comment, or indicate finished.

Play

Ask to start or continue, choose an activity, take a turn, comment, or ask for help.

School

Answer, ask a question, make a choice, request a break, participate in a lesson, or repair a message.

Daily routines

Greet someone, make a plan, express a preference, refuse, report a problem, or communicate a need.

Social interaction

Initiate, share an observation, respond to another person, tell a joke, or change the topic.

Support without taking over

Communication Partners Matter

The system alone does not create access. The way adults and peers respond can make communication easier, more efficient, and more independent.

Keep AAC available

The communication system needs to be within reach and usable across activities, people, and settings—not stored away until a lesson begins.

Respond to communication attempts

Notice the message the child is trying to send through AAC, speech, gesture, movement, facial expression, or another reliable mode.

Model without forcing imitation

Partners can use the child’s system while they speak, showing possible messages without requiring the child to copy every selection.

Allow processing time

Pause long enough for the child to notice, locate, organize, and communicate a response.

Avoid excessive prompting

Use only the support needed and watch for independent initiation, choice, and message repair.

A closer look at communication access

When an AAC Evaluation May Help

An individualized evaluation may be useful when a child does not have a reliable way to communicate across people, settings, or activities. It can examine how the child currently sends and understands messages, which routes are accessible, and what changes when support changes.

Learn more about an individualized child communication evaluation, explore functional communication in children, or review prelinguistic communication skills.

Learn About Communication Evaluation

Common questions

Frequently Asked Questions

What does AAC mean?

AAC means augmentative and alternative communication. It includes communication methods used in addition to or instead of speech, such as gestures, signs, pictures, communication boards, written language, and speech-generating devices.

Does AAC stop a child from learning to talk?

AAC and speech are not competing systems. A child may use speech, gestures, AAC, facial expression, and other communication modes together. The purpose of AAC is to provide reliable communication access.

Does a child need prerequisites before using AAC?

No. A child should not have to prove skills such as pointing, matching, imitation, or a particular level of understanding before AAC is considered. Assessment can identify an accessible communication route and the support needed to use it.

Is AAC only for children who cannot speak?

No. AAC may support children who are nonspeaking, minimally speaking, difficult to understand, inconsistent communicators, or who benefit from another way to communicate in some situations.

What are examples of AAC?

Examples include gestures, manual signs, photographs, symbols, communication boards, written words, and speech-generating devices. A child may use one method or combine several methods.

How do I know whether my child may benefit from AAC?

An individualized AAC evaluation may help when a child does not have a reliable way to express varied messages across people, settings, or activities. The evaluation should consider the child’s communication strengths, access needs, and response to different supports.

Does AAC always mean using an electronic device?

No. AAC may be unaided, such as gesture or sign, or aided, such as pictures, boards, writing, or an electronic speech-generating device. Not every child needs the same system or an electronic device.