Accessible Assessments: How to Design Inclusive Exams to Measure True Ability

All too often, assessments are still falling short when it comes to accurately testing a student’s expertise. They conflate reading ability with subject knowledge, penalizing learners whose challenges lie in decoding text rather than understanding concepts. The result? Underperformance, poor completion rates, increased student stress and anxiety levels, and a failure to support our much-needed talent of the future.

True accessibility means designing evaluations from inception to accommodate diverse learning needs. This approach differs fundamentally from retrofitting accessibility after creating a test. It’s about implementing accessible assessment by design, using technology such as Text to Speech (TTS), to create equitable testing environments, in which all learners can demonstrate knowledge on an equal footing.

In this piece, we explore both the ways to approach the design of accessible assessments, as well as how to implement exam accessibility in practice, right from the start. 

Why Traditional Assessment Models Create Barriers for Learners

Conventional exam formats only work if test takers have uniform abilities.

• A biology exam that requires rapid reading penalizes students with dyslexia, even though reading speed has nothing to do with understanding photosynthesis. 
• Visual-only content excludes learners with vision impairments from demonstrating their knowledge of historical events. 
• Complex navigation systems disadvantage neurodiverse students whose challenges with executive function don’t reflect their mastery of mathematical concepts.

These barriers create measurement errors. The assessment captures a student’s ability to overcome obstacles rather than their understanding of the content. A student might comprehend advanced chemistry but struggle to complete a timed written exam due to dysgraphia. The resulting low score reflects writing challenges, not chemistry knowledge.

Second-language learners face particularly acute barriers. When assessments require processing complex English, while simultaneously demonstrating content knowledge, students who understand the material in their native language may appear deficient simply because they’re translating while testing.

Most obviously, this distorts results. But it also causes considerable stress, frustration and anxiety for students who find themselves continually struggling to demonstrate what they know. More than a billion people worldwide are now living with mental health conditions, according to the World Health Organization.

Assessments are one area where relatively simple steps can make a profound difference, not just to learner outcomes but also, more broadly, to people’s lives.

How Universal Design for Learning Transforms Assessment Practices

Universal Design for Learning (UDL) provides a framework for creating assessments that work for everyone from the outset. UDL’s three principles apply directly to testing environments.

1. Multiple means of representation ensures students can access information in formats that work for their learning profiles. TTS provides auditory access to written content, for example, while visual representations supplement textual explanations. 
2. Multiple means of action and expression allows students to demonstrate knowledge through various methods. Some learners excel at verbal explanations while others prefer written responses or visual demonstrations. Accessible assessments offer flexibility in how students show what they know.
3. Multiple means of engagement recognizes that motivation and attention vary across learners. Providing pacing control, customizable interfaces, and choice in assessment formats increases engagement and reduces anxiety.

This framework moves beyond the traditional “one learner, one accommodation” model. Instead of designing for an imagined “average” student and then creating different accommodations for those requiring additional support, fairness in exams means rethinking accessibility for all. The question shifts from, “Can the student access this test?” to “Does this test measure what we intend to measure, for every student?” 

How Can Text to Speech Make Online Assessments More Accessible?

TTS technology supports this shift by removing reading barriers from content-knowledge assessments, allowing all students to demonstrate understanding rather than decode text. 

• When students simultaneously see and hear assessment content, they engage both visual and auditory processing pathways. This multi-modal approach reduces cognitive load, freeing mental resources for higher-order thinking about the actual test questions.
• TTS enables students to control their learning pace. They can replay complex passages, slow down dense technical content, or accelerate through familiar material. This pacing control transforms passive test-taking into active engagement with assessment content.
• Students with dyslexia, vision impairments, or reading difficulties can use TTS to access tests independently. They don’t need to wait for human readers or request special testing sessions. The technology delivers immediate, consistent support exactly when needed.
• When students already use TTS in their everyday learning and when studying course materials, having access to the same tool during assessments creates continuity between learning and evaluation. This familiarity plays an important role in reducing exam anxiety. When accessibility tools remain consistent throughout the learning journey, assessments feel like a natural extension of learning rather than a completely different experience.

A powerful example of this comes from Stafford Grammar School, which has embedded ReadSpeaker TextAid, using it to allow pupils from different year groups to take exams in the same classroom via their laptops and headphones, and requiring only one supervising teacher. This compares to as many as five staff members that were previously needed to support different accommodation needs. 

This has benefitted both students and staff across the school, improving learning outcomes and freeing up teaching resources, and budgets. 

How Do Educational Institutions Implement Accessible Assessments?

Successful implementation begins with evaluating the systems where assessments are delivered. In many institutions, this would include both Learning Management Systems (LMSs) — such as Canvas, Moodle, and D2L Brightspace — and dedicated assessment platforms designed for secure or high-stakes testing.

LMS platforms typically support coursework, quizzes, and formative assessments throughout the learning journey. Many institutions integrate accessibility tools such as TTS directly into these environments, allowing students to engage with assessment content in ways that match everyday learning practices.

When the same accessibility tools are available both while studying and during tests, learners interact with a familiar environment rather than having to shift in how they engage with content.

Penn Foster Group, for example, implemented ReadSpeaker TTS across its D2L Brightspace platform. The results demonstrated the impact of accessible assessment design: students achieved a 54% improvement in 30-day course completion rates, while exam completion time dropped 30%, from 13 days to 9 days.

“ReadSpeaker fits really nicely into our learner-centric and differentiated learning model… The combination of ReadSpeaker and Brightspace enables far more multimodal learning experiences, which can make a huge difference if you don’t have the time to sit at a computer and read, or if you’re naturally an auditory learner.”
— Andy Shean, Chief Learning Officer, Penn Foster Group

For formal or regulated assessments, institutions often use specialized e-assessment platforms built specifically for secure exam delivery. These environments allow accessibility features to be integrated while maintaining test integrity.

Professional Assessment Ltd (PAL), for example, integrated ReadSpeaker TTS within the Cirrus e-assessment platform, enabling its apprentices and adult learners to hear exam content read aloud, adjust speed, and replay difficult passages independently.

The result has been not only a more consistent testing experience, but greater learner confidence and reduced exam anxiety — critical factors for equitable assessment. 

“I felt far more relaxed and at ease, and less stressed about the exam. The words were clearer, as I am dyslexic… Hearing it was very helpful to me.”
— Cleaning Hygiene Operative Apprentice, Professional Assessment Ltd

What Outcomes Can Institutions Expect from Inclusive Assessment Design?

Measurable improvements in completion rates provide strong evidence for accessible assessment value. When students can access and complete assessments efficiently, they progress through programs faster, increasing institutional completion metrics and tuition revenue.

Reduced assessment completion time benefits both students and institutions. Faster completion means students reach subsequent course content sooner, maintaining momentum through their academic programs. Institutions can support students through annual programs more easily, without increasing instructional resources.

Accommodation processing efficiency improves because many students no longer require individualized testing arrangements. Traditional accommodation models demand significant staff time: processing documentation, scheduling separate testing sessions, coordinating human readers, managing extended time arrangements. Universal design reduces these demands by building accessibility into the standard testing environment.

Compliance assurance represents another crucial outcome. Institutions face increasing legal requirements for digital accessibility under the Americans with Disabilities Act, the Individuals with Disabilities Education Act, and similar regulations globally. Implementing TTS technology that meets WCAG 2.1 Level AA standards provides documented compliance, reducing legal risk.

Faculty satisfaction increases when accessible design reduces the complexity of managing accommodations. Instructors appreciate unified assessment systems that work for all students rather than maintaining multiple versions of the same exam. This simplification allows educators to focus on content and pedagogy rather than accommodation logistics.

The Bottom Line

Accessible assessment design aligning TTS technology with UDL principles ensures every learner demonstrates knowledge fairly — while maintaining the same accessible learning experience from coursework through to formal examinations.

Institutions implementing inclusive exam design see measurable improvements in completion rates, reduced administrative and budgetary burden, improved student confidence and wellbeing, and compliance assurance. Most of all, the approach supports far more students to achieve their full learning potential.

Frequently Asked Questions

Does text-to-speech work with secure testing environments and lockdown browsers?

Yes. ReadSpeaker provides offline TTS functionality that works within secure testing environments using lockdown browsers. The offline capability ensures students can access TTS support during proctored exams without internet connectivity, maintaining both accessibility and test security.

How do accessible assessments maintain academic integrity and prevent cheating?

Accessible design enhances rather than compromises academic integrity. TTS provides access to the assessment itself, not answers. Students still demonstrate their knowledge independently. ReadSpeaker integrates with standard proctoring systems, maintaining the same security protocols as traditional assessments. The technology levels the playing field without creating unfair advantages.

What’s the difference between accessible design and testing accommodations?

Accessible design builds usability for diverse learners into the original assessment, making special accommodations unnecessary for many students. Traditional accommodations are individualized modifications requested after identifying specific disabilities. Accessible design proactively serves all learners, reducing the administrative burden of accommodation processing while reaching students who need support but lack formal documentation.

How much does it cost to implement Text to Speech for institutional assessments?

ReadSpeaker pricing varies by institution size and deployment scope. Most implementations use subscription models based on student count or content volume. The return on investment comes from improved completion rates, reduced support costs, and enhanced institutional compliance.

Can Text-to-Speech technology read mathematical equations and scientific notation in exams?

Yes. ReadSpeaker includes support for MathML, LaTeX, and MathJax formats, ensuring accurate pronunciation of mathematical equations, chemical formulas, and scientific notation. A built-in math dictionary enables proper reading of technical content across STEM disciplines, making accessible assessments viable for all academic subjects.