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AAC and card exchange — what they are and why

If a learner doesn't speak — or barely speaks — communication is still possible: through pictures, symbols, and devices. That's AAC. Card exchange is the most well-known and evidence-based method of teaching this kind of communication.

TL;DR

AAC is any form of non-speech communication: pictures, gestures, devices, text. Augmentative (supplementing) and alternative.
Card exchange is a step-by-step method where the learner asks for things by handing over a card. Four levels from the first card to building sentences.
It is not «instead of» speech. For many learners, spoken speech emerges after learning card exchange.

On this page

What is AAC
What is card exchange
How AAC differs from card exchange
The 4 learning levels
Who it's for
Where to start
FAQ

What is AAC

AAC (Augmentative and Alternative Communication) is an umbrella term for any way of communicating that does not use speech or that supplements it. It is not a single method but a family of tools.

Examples of AAC:

Picture cards with images and labels (card exchange is one kind).
Sign language and basic gestures.
Communicators on a tablet or phone (TalkAndLearn is one).
Single-message switches.
PCS / ARASAAC symbol books.

«Augmentative» means «supplementing». AAC doesn't replace attempts to speak — on the contrary, it removes the frustration of not being understood and often helps speech emerge.

What is card exchange

Card exchange is a method for teaching communication where the learner hands over a picture card to ask for something. Used worldwide for learners on the autism spectrum and validated in dozens of studies.

The core idea: The learner approaches an adult and hands over a card with a picture of what they want. In return, they receive that item. This builds the link «card → action → result» — the foundation of any communication.

Why it works:

It requires no speech, oral motor control, or eye contact.
It immediately gives the learner a way to influence the world — motivation is very high.
It rests on clear ABA steps: prompt, reinforcement, gradual fading.
Both the learner and the adult understand the picture — no guessing.

How AAC differs from card exchange

These two words are often used interchangeably, but they aren't the same:

	AAC	Card exchange
What it is	Umbrella term — any non-speech communication	A specific method of teaching communication via picture exchange
Goal	Give the learner a way to communicate here and now	Teach the learner to initiate communication and build a sentence
Structure	Free-form	Strict: 4 phases with criteria to move on
Tools	Cards, gestures, switches, tablets, text — anything	Cards + a communicator book (paper or digital)
Used in TalkAndLearn	The platform itself is an AAC tool	The learning algorithm is built into the program

The 4 learning levels

The learning program is split into 4 levels (phases). Don't move on to the next until the current one is solid.

Physical card exchange

Goal: The learner takes a card and hands it to an adult to receive the desired item.

The adult stays close and physically guides. The learner understands: card = the item I want.

Distance and persistence

Goal: The learner walks to the communicator and to the adult with a card.

Gradually increase distance and train persistence: get attention if the adult is busy.

Discriminating between cards

Goal: The learner picks the right card from several options.

Start with 2 cards (preferred + non-preferred), then more. Learn to differentiate meaning.

Sentence structure

Goal: The learner builds a phrase «I want + item» and hands it over.

A new «I want» card appears. This is the foundation for attributes, descriptions, answers to questions.

Video lessons for each level are in the Academy.

Open the Academy

Who it's for

Learners on the autism spectrum

The most common audience for card exchange. It was designed for them and has been studied extensively.

Learners with speech delay

Card exchange removes the frustration and often accelerates the emergence of spoken speech.

Learners with alalia, apraxia, cerebral palsy

Any condition where the brain can't drive speech production but comprehension is intact.

After a stroke or injury

Adults also use AAC to rebuild communication after damage.

Age: Card exchange works with toddlers, school-age learners, and adults. The vocabulary changes — the learning algorithm doesn't.

Where to start

If you're just starting out, follow these three steps:

Pick the tool

Paper cards work just as well as digital ones at the start. The advantage of an app is that it grows with the learner: cards, categories, phrases, statistics.

Make the first card

Pick 1-2 of the learner's strongest motivators (favorite food, toy). Make a card with a photo or picture and try the exchange right away.

Follow the program

Don't skip levels. First a solid exchange, then distance, then discrimination, then the sentence. Each level has its own video and rules.

Start for free Read the detailed walkthrough

FAQ

Quite the opposite. Multiple studies (including the Ganz et al., 2012 systematic review) show that learners using card exchange develop spoken speech more often than control groups. The card removes the frustration, and the learner starts trying vocalizations more often.

It varies a lot. Level 1 takes some learners a week, others several months. Pace is set by the learner's response, not by the calendar. The rule: don't move on until the skill is solid.

Yes. They are different channels and do not compete. Basic gestures («yes», «no», «more») often run in parallel with cards.

You can use ARASAAC (free symbol library), photos from the learner's life, or drawings. TalkAndLearn has ARASAAC and Unsplash search built into the card editor.

For levels 1-2 parents often manage on their own with the video lessons. From level 2-3 onward a consultation with a behavior analyst (BCBA) or speech-language pathologist is helpful, especially if the learner is stuck.

Ready to try?

Launch the free communicator and complete the first communication step right now.

Start for free Open the demo