Dyslexia And Standardized Testing: What Parents Need To Know About The SAT And ACT

Daniela Feldhausen
6 days ago
4 min read

How Does Dyslexia Affect SAT And ACT Performance, And What Can Parents Do About It?

In This Post

Understanding Dyslexia and Timed Standardized Tests

Common SAT and ACT Challenges for Students with Dyslexia

Accommodations, Prep, and Smarter Test Strategies

Why Strong Reading Skills Still Matter for Long-Term Success

For families with a child or teen who has dyslexia, standardized testing often brings a fresh wave of stress. By the time the SAT or ACT enters the picture, many students have already worked incredibly hard just to keep up in reading and writing. The idea of a long, timed, reading-heavy exam can feel overwhelming for parents and students alike.

The good news is this: Dyslexia does not prevent a student from succeeding on the SAT or ACT, or from reaching their college goals. With the right understanding, accommodations, and preparation, students with dyslexia can perform far more in line with their true abilities.

Let’s break down what parents really need to know.

Understanding Dyslexia and Timed Standardized Tests

Dyslexia primarily affects how the brain processes written language. It impacts decoding, spelling, and reading fluency, even in students who are highly intelligent and capable thinkers. The SAT and ACT, while not designed to test reading alone, rely heavily on fast and accurate reading.

Both exams require students to:

Read complex passages quickly
Process dense academic language
Answer questions under strict time limits
Manage fatigue across multiple long sections

For a child or teen with dyslexia, the challenge is often not smarts or reasoning. It is the speed and efficiency required to access the text. When decoding and fluency require extra effort, less mental energy is available for higher-level thinking. That gap is what standardized tests tend to expose.

This is why many bright students with dyslexia score lower than expected on early practice tests, even when they understand the material well.

Common SAT and ACT Challenges for Students with Dyslexia

Parents are often surprised by how specific the testing challenges can be. Some of the most common issues include:

Slow Reading Speed

Even students who read accurately may read more slowly than their peers. On a timed test, this can lead to unanswered questions or rushed guesses at the end of a section.

Mental Fatigue

Sustained reading requires significantly more effort for students with dyslexia. By the later sections of the test, focus and stamina often drop.

Complex Sentence Structures

SAT and ACT passages frequently use long sentences, abstract language, and unfamiliar vocabulary. Decoding these efficiently can be especially taxing.

Difficulty Skimming Or Scanning

Many test-taking strategies assume that students can quickly skim passages or locate key details. This is often much harder for dyslexic readers.

Written Language Pressure

Grammar, punctuation, and word usage sections may highlight underlying spelling and language weaknesses, even when the student understands the rules conceptually.

These challenges are real, but they are also manageable with the right supports.

Accommodations, Prep, And Smarter Test Strategies

One of the most important steps families can take is securing appropriate testing accommodations. Both the SAT and ACT allow accommodations for students with documented dyslexia, though the application process takes time and planning.

Common accommodations include:

Extended time
Extra breaks
Small-group or private testing environments
Use of assistive technology, depending on approval

Extended time alone can dramatically change outcomes. When speed is no longer the primary barrier, students are better able to demonstrate what they actually know.

Beyond accommodations, targeted test preparation matters. Generic test prep often focuses on tricks and shortcuts that assume fluent reading. Students with dyslexia benefit far more from prep that:

Teaches pacing strategies designed for slower readers
Builds familiarity with test language and structure
Reduces anxiety through repeated, supported practice
Focuses on accuracy and endurance, not just speed

At the same time, families should think carefully about test choice. Some students with dyslexia find the ACT more manageable due to its more straightforward questions, while others prefer the SAT’s emphasis on evidence-based reading. There is no universal answer. Practice tests, taken with accommodations, can provide valuable insight.

Why Strong Reading Skills Still Matter For Long-Term Success

It can be tempting to focus only on test accommodations and strategies, especially as college deadlines approach. But there is a bigger picture to consider.

College coursework, professional exams, and everyday adult life all require strong reading skills. Accommodations may help a student get through the SAT or ACT, but they do not replace the need for efficient, confident reading.

The most successful outcomes happen when parents address the root causes of their student's reading struggles. Targeted, evidence-based reading intervention can significantly improve decoding, fluency, and spelling, which in turn makes standardized tests far less intimidating.

It is never too late to become a fluent reader. And in our experience, students who are first diagnosed with dyslexia in high school often get caught up more quickly than students who were diagnosed in elementary school. Maybe it's because high schoolers who are thinking ahead to the ACTs, SATs and college are so motivated to become fluent readers, or maybe it's because teens who "got by" all these years often have a strong memory and vocabulary, lots of background knowledge and other other reading-related skills that kept parents and teachers from realizing their extent of their reading struggles. That motivation and those skills will help them as they learn the phonological, phonics, morphology and spelling rules and skills they need to know in order to become fluent readers.

When a child or teen no longer has to fight the text, everything changes. Test prep becomes more effective. Confidence grows. College feels more accessible. And students are better prepared for the demands that come next.

Dyslexia does not define a student’s potential. With the right instruction and support, students can close reading gaps, perform more accurately on standardized tests, and move forward with confidence.

Why Families Choose Kids Up Reading Tutors

Evidence-based instruction with Orton-Gillingham+
- Based on the Science of Reading
- Data-driven systematic, explicit instruction
- For all learners, with or without dyslexia/dysgraphia

Kids & teens get caught up ASAP
- Customized, 1-on-1 sessions with a dedicated tutor
- High-dosage tutoring (2-5x/week) via Zoom
- Focused, with an end in sight (not endless tutoring & investment)

Flexible scheduling
- 45/60 minute sessions
- Daytime/evenings/weekends/summer
- Team of tutors; switch tutors if needed for schedule changes