Achievement tests are standardized assessments designed to measure a person’s knowledge or skill level in a specific learning area. Academic achievement testing is commonly used in education to evaluate how well students have mastered the content taught in a course or curriculum. Our services provide online achievement testing specifically designed to uncover learning disorders, ADHD, executive functioning issues, and even some psychological difficulties such as depression.
We are a good choice when a child goes to a private school or college (where assessments like this are not offered), a public school if you want more psychological evaluation than they usually provide, or a public school if you are unhappy with the results you got.
Achievement tests differ from aptitude measures, which assess potential or innate abilities, as they are based on specific learned content and skills. We offer both services but for different reasons. Please feel free to contact us or schedule a consultation if you have any questions.
Achievement Testing Overview 
The following is a general overview of academic achievement testing, including what we do and what most school systems offer.
Purposes of Achievement Tests
These measures serve several purposes, including:
- Evaluating Academic Performance: Schools use them to gauge students’ knowledge and readiness to progress to the next level or grade. For example, a preschool assessment might be used to determine kindergarten readiness.
- Curriculum Assessment: Results can help educators assess the effectiveness of the curriculum and teaching methods, identifying areas for improvement.
- Diagnostic Information: Teachers use results to pinpoint areas where individual students need additional support.
- Standardization: Some achievement meassures, such as the SAT or ACT, are standardized across large groups to provide a baseline for academic skills like math, reading, and writing. These can be used when acceptance or admission to a program, college, or graduate school is competitive.
Types of Achievement Tests
These measures can take various forms, including:
- End-of-Unit or End-of-Year Exams: These assess specific course content and may be administered by schools at the end of grading periods.
- Standardized Achievement: Examples include the SAT, ACT, or state-specific exams (e.g., STAAR in Texas) that measure core academic skills across large populations.
- Certification and Licensing Exams: Many professional fields, like medicine or accounting, use them as certification exams to ensure professionals meet a certain standard of knowledge.
Common Features
Achievement tests typically feature a range of question types, including multiple-choice, true/false, short-answer, and essay questions. Some standardized measures may include computer-adaptive formats that adjust question difficulty based on responses.
Academic Achievement Testing In Our Practice
Psychological evaluations for achievement involves the use of standardized measures to assess a person’s academic knowledge and skills in specific subjects. Unlike general psychological assessments, academic achievement testing focuses on cognitive accomplishments, which helps determine how much an individual has learned in areas like math, reading, writing, or science.
Psychological achievement measures can serve several key purposes:
- Educational Placement: Measures like the Woodcock-Johnson Tests of Achievement or the Wechsler Individual Achievement Test (WIAT) are often used to identify appropriate educational placements, including identifying students who may need special education services or gifted and talented programs. We are often involved when a child or adolescent is in private school (where the school offers less formal assessments), testing for private school admissions, or when parents want more information than they got from the public school.
- Identifying Learning Disabilities: Achievement tests help psychologists identify specific learning disabilities, such as dyslexia or dyscalculia, by showing how a person’s performance in a specific area compares to what is expected for their age and grade. This is the most common reason why we are asked to do academic achievement testing.
- Measuring Academic Progress: Achievement tests can monitor progress over time, allowing educators and psychologists to track growth, adjust interventions, and support students’ academic goals. We are often involved in this type of academic achievement testing when a child is in private school or college, where the school does not offer it.
- Evaluating Interventions: They can provide data on the effectiveness of different interventions for students receiving special education services, helping refine individualized education plans (IEPs). In this case, we are often involved when a parent is not satisfied with the monitoring the school is doing.
- Evaluating for Accommodations: Perhaps the most common reason why we are asked to provide academic achievement testing is to help parents and schools design academic accommodations or accommodations for the SAT of other exams based
Common Psychological Achievement Tests
There are several standardized psychological measures commonly used:
- Wechsler Individual Achievement Test (WIAT): This measures academic skills from pre-kindergarten to adulthood, including reading, writing, math, and oral language.
- Woodcock-Johnson Tests of Achievement (WJ-IV): Covers a broad age range and measures academic abilities in reading, mathematics, written language, and more specialized areas.
- Kaufman Test of Educational Achievement (KTEA): This assesses academic skills in reading, math, written language, and oral language. It is often used with children.
- Wide Range Achievement Test (WRAT): A simpler measure that assesses basic academic skills, including reading, spelling, and arithmetic.
Components Assessed
Psychological achievement tests generally assess:
- Basic Reading Skills: Recognizing words, phonemic awareness, and decoding skills.
- Reading Comprehension: Understanding and interpreting written text.
- Mathematics Skills: Computation, reasoning, and problem-solving.
- Written Expression: Spelling, grammar, and the organization of written ideas.
- Oral Language: Speaking, listening, and language comprehension.
Role of Achievement Testing in a Psychological Assessment
When used as part of a broader psychological assessment, achievement tests are often paired with cognitive or intelligence measures. This combined approach helps compare academic skills with cognitive potential, making it easier to diagnose specific learning disabilities or discrepancies between ability and achievement. This comparison is sometimes referred to as a “discrepancy model” for identifying learning disabilities and the potential need for accommodations.
Online Achievement Testing
Online achievement testing uses digital platforms to assess students’ knowledge, skills, and competencies across various subjects or fields. These aim to evaluate students’ mastery of specific content, similar to traditional paper-based assessments but with added flexibility, accessibility, and often more advanced data tracking. Here’s how online achievement testing works and some of its benefits and challenges:
Key Features of Online Achievement Testing
- Accessibility: Online achievement testing allows students to take tests remotely, which allows for broader access and accommodates different schedules.
- Immediate Feedback: Some online achievement testing platforms provide instant scoring, enabling students to see results quickly and, in some cases, adaptive feedback on missed questions.
- Data Tracking: Digital assessment allows educators to analyze trends, identify areas of strength and weakness, and adjust instruction. The reports we provide after we give online achievement testing provide these details.
- Customization: Many online achievement testing platforms can personalize test content or adjust difficulty based on student responses.
Benefits
- Convenience: Online achievement measures are easily accessible from any internet-enabled device.
- Efficiency: Automated grading can save time, particularly with multiple-choice or objective formats. This allows us to keep the costs of this psychological testing low.
- Detailed Analytics: Performance data helps teachers target instruction based on individual or class-wide needs.
- Adaptive Testing: Some online systems adjust the difficulty level based on a student’s performance in real time, providing a more accurate assessment.
Challenges
- Equity and Access: Not all students have reliable internet access or devices, leading to potential disparities. We assess this before offering online achievement testing.
- Security and Integrity: Preventing cheating or ensuring the environment remains secure online can be more difficult, but we closely monitor this through our video platform.
- Technical Issues: Connectivity problems or software glitches can disrupt the testing experience and affect results.
Online achievement testing is widely used, and with rapid technological advancements, it continues to improve in reliability and sophistication.
Achievement Testing and Learning Differences
Academic achievement testing can offer valuable insights for understanding and supporting students with learning differences. When designed and implemented with these learners in mind, it can reveal strengths and areas needing targeted support. However, learning differences can present unique challenges in standardized environments, especially online. Here’s how academic achievement testing intersects with learning differences and some strategies to make it more inclusive.
Key Considerations for Achievement Testing with Learning Differences
- Diverse Processing Styles: Students with learning differences may process information differently, impacting their performance on standardized measures designed for typical learners. Assessments that rely heavily on speed or particular formats (e.g., multiple-choice, essays) can disadvantage students with reading challenges such as dyslexia, an attention deficit, processing delays, or other learning differences.
- Accommodation Needs: Many students benefit from testing accommodations such as extra time, larger text, audio support, or modified question formats. Online platforms that integrate these accommodations provide a more equitable experience.
- Anxiety and Self-Esteem: Assessment, particularly in high-stakes settings, can increase anxiety for students with learning differences, potentially impacting their performance. This is especially true for students who have struggled in traditional academic settings and may approach them with unease or discouragement.
- Adaptive Testing: Adaptive academic achievement testing can benefit students with learning differences, as the measure adjusts in difficulty based on the student’s answers. This format can offer a more accurate measure of their ability without overwhelming or frustrating them with too-challenging items.
Strategies to Support Students with Learning Differences in Achievement Testing
- Flexible Formats: To meet diverse needs, we offer a range of question formats and response modes (e.g., text, voice, visual). This flexibility allows students to demonstrate their knowledge in the best way for them.
- Technology for Accessibility: Features like text-to-speech, speech-to-text, adjustable font sizes, and screen contrast modifications can help students with disabilities more effectively engage with the material. We offer these adjustments whenever we can.
- Breaks and Extended Time: Many students with ADHD, processing delays, executive functioning challenges, or sensory sensitivities benefit from taking frequent breaks or having additional time to process items.
- Practice and Familiarization: Providing opportunities for students to practice with the platform before the actual assessment can help reduce anxiety, especially for students needing extra time to become comfortable with technology. Many of the online achievement tests we use allow for these practice items.
- Data Analysis for Individualized Instruction: Detailed insights from achievement tests can be used to tailor instructional strategies, identifying strengths and areas for support. This data, which we provide in our reports, can be instrumental in developing individualized education plans (IEPs) or other support programs for students with learning differences.
Challenges
- Risk of Misinterpretation: Low scores can be misinterpreted as a lack of ability rather than a reflection of unmet needs without understanding how learning differences may impact performance. This is why our psychological approach is important.
- Limited Test Design for Diverse Learners: Some online platforms still lack comprehensive accessibility features, potentially disadvantaging students with learning differences. We try to ensure that we only offer online achievement testing to clients without an in-person accommodation.
When properly adapted, online achievement testing can offer a more inclusive and accurate assessment of students’ abilities, helping educators design effective, personalized support plans.
Academic Achievement Testing and Accommodations
Academic achievement testing data can be invaluable in designing accommodations tailored to each student’s unique needs. Educators can identify specific skills or areas where support is needed by analyzing how students perform across specific areas. This insight informs more personalized accommodations that address the underlying challenges rather than the outcomes. Here’s how academic achievement testing can guide the design of accommodations:
Steps to Using Achievement Testing for Designing Accommodations
- Analyze Patterns in Test Data
Academic achievement testing often highlights patterns in student performance, such as consistently lower scores in specific subjects or on certain types of questions. For example:- Difficulty with Reading Comprehension: Students who struggle with reading-heavy sections may benefit from text-to-speech software or extended time to process passages.
- Challenges with Math Calculations: Low performance in math calculation could indicate the need for visual aids, calculators, or scratch paper.
- Slow Processing Speed: If students take longer on timed sections, it could be a sign that they would benefit from extended time or frequent breaks.
- Identify and Address Skill-Specific Needs
Achievement tests can pinpoint specific skills a student may find challenging, enabling targeted accommodations:- Language Processing Difficulties: If a student has trouble with language-heavy tasks, providing visual aids, simplified instructions, or extra time to reread questions can help.
- Attention Difficulties: Low scores in sections requiring sustained focus suggest a need for a distraction-free environment, short break options, or content chunking.
- Memory Challenges: For students struggling with memory retention, offering graphic organizers or reference sheets can support recall during testing.
- Consider Task and Question Types
Some students perform differently depending on the format (multiple-choice, essay, short-answer). Achievement measures reveal these preferences and suggest where accommodations might be beneficial:- Multiple-Choice Questions: If students do better with structured choices, accommodations might include modified formats or breaking down complex questions into simpler ones.
- Open-Ended Questions: Students who struggle with open-ended responses might benefit from writing prompts, sentence starters, or speech-to-text options.
- Use Adaptive Testing Data to Customize Support
For students taking adaptive measures, performance patterns reveal a more nuanced view of their learning profile. If adaptive academic achievement testing shows success with questions at certain difficulty levels but struggles beyond that, accommodations can be designed to scaffold instruction and items accordingly. - Monitor and Adjust Accommodations Over Time
Achievement testing provides a benchmark for gauging the effectiveness of accommodations. Based on test data trends, educators can assess whether accommodations improve student performance and adjust as needed.
Examples of Accommodations Designed from Achievement Test Insights
- Text-to-Speech for Reading: This accommodation allows students who perform poorly on reading-heavy sections to process content auditorily, reducing cognitive load.
- Calculator or Math Tools: When math achievement measures reveal specific calculation difficulties, a calculator or visual math aids (like number lines) may be incorporated.
- Shortened or Simplified Instructions: Achievement data indicating difficulty following complex directions can guide the accommodation of rephrased, simplified, or visual instructions.
- Extended Time and Frequent Breaks: If measures reveal a slower processing speed, then extended time and options for regular breaks help manage anxiety and fatigue.
Collaborating to Refine Accommodations
Teachers, special educators, and support staff should collaborate regularly to interpret achievement data and refine accommodations. We can help convene a meeting to do just that. Family input is also valuable, as caregivers often understand how students respond to various tasks and environments, so you will definitely be involved.
By grounding accommodations in data, educators create a responsive and adaptive approach that supports students’ learning, confidence, and performance.
Summary and Our Work
We offer online achievement testing for people of all ages who want to determine their strengths and weaknesses, whether they have a learning difference, or if executive functioning difficulties such as ADHD interfere with their performance. We can help with IEP and 504 testing that leads to accommodations for those who need them. We can use these tests in our testing for twice-exceptional students (those who have done well on testing for giftedness but also have emotional or social challenges or learning differences). Please feel free to contact us or schedule a consultation if you have any questions or would like to see how our services might benefit you or a loved one.
Achievement Testing: Frequently Asked Questions
Answers to the questions parents, students, adults, and educators ask most often about academic achievement testing — from what it measures to how the results are used.
Academic achievement testing is a standardized, norm-referenced evaluation of an individual’s current skill levels in the core academic domains — reading, writing, mathematics, and oral language. Unlike classroom grades, which reflect a complex mix of effort, teacher standards, and classroom culture, standardized achievement tests compare the individual’s actual skills against age- and grade-level norms from a nationally representative sample — telling you precisely where they stand relative to peers.
Achievement testing can stand alone as a focused skills measurement or serve as a key component of a broader psychoeducational evaluation. Common referral purposes include:
- Identifying specific academic skill deficits that are impairing school performance
- Establishing the IQ-achievement discrepancy required for a specific learning disorder diagnosis
- Providing the academic documentation required for school or college accommodations
- Monitoring progress before and after an educational intervention
- Establishing a current academic baseline for standardized exam accommodation requests
IQ testing measures cognitive ability — the underlying mental capacities for reasoning, processing, working memory, and problem-solving that predict how efficiently a person can learn. Achievement testing measures what a person has actually learned in specific academic domains.
The clinical power of combining the two lies in the comparison. When achievement scores fall significantly below what IQ would predict — a pattern called the IQ-achievement discrepancy — that gap is the diagnostic signature of a specific learning disability. It tells you that something other than cognitive ability — such as phonological processing deficits in dyslexia, or processing speed and working memory weaknesses — is interfering with academic output.
This is why comprehensive psychoeducational evaluations always include both IQ and achievement testing — the two together are qualitatively more informative than either alone. The Woodcock-Johnson IV is specifically designed as a co-normed cognitive and achievement system for this reason.
Comprehensive achievement testing evaluates four major academic domains, each through multiple subskill components rather than a single global score:
- Reading — phonological decoding (sounding out unfamiliar words), word recognition (reading real words accurately), reading fluency (accuracy and speed together), and reading comprehension (understanding what is read). Each component can be selectively impaired; for example, a child with strong decoding but poor comprehension has a different profile and requires different intervention than one with impaired decoding
- Written language — spelling, sentence composition, grammar, writing fluency (the speed of written output), and essay composition quality measured against age-expected organization and development
- Mathematics — number operations, math fact fluency, calculation accuracy, and mathematical problem-solving and reasoning. Dyscalculia evaluations specifically target calculation fluency and number sense alongside broader mathematical reasoning
- Oral language — listening comprehension, receptive vocabulary, and oral expression; provides the language context for interpreting reading and writing performance and is particularly important when a language disorder may be co-occurring with or driving apparent academic skill deficits
The primary achievement batteries used across age ranges are:
- WIAT-4 (Wechsler Individual Achievement Test, Fourth Edition) — the most widely used individually administered achievement battery; covers reading, written expression, math, and oral language for ages 4 through 50+; co-normed with the WISC-V and WAIS-IV for seamless IQ-achievement comparison
- Woodcock-Johnson IV Tests of Achievement (WJ-IV) — a comprehensive co-normed achievement system grounded in Cattell-Horn-Carroll (CHC) cognitive theory; available in three parallel forms (A, B, C) for progress monitoring; ages 2 through 90+
Supplemental instruments added based on the referral question include:
- TOWRE-2 (Test of Word Reading Efficiency) — timed measure of sight word and phonemic decoding efficiency; essential for dyslexia profiles where fluency is the primary concern
- CTOPP-2 — phonological processing, phonological memory, and rapid naming; see our dyslexia testing page
- KeyMath-3 — comprehensive mathematics concept and skill assessment for dyscalculia evaluations
- DASH (Detailed Assessment of Speed of Handwriting) — timed handwriting fluency for dysgraphia evaluations
- Nelson-Denny — college-level reading rate and comprehension for adult and post-secondary evaluations
Achievement testing is valuable across the full lifespan — not only for school-age children:
- Children (ages 5–12) — when academic struggles are first identified; to determine whether difficulties reflect a learning disorder, inadequate instruction, or a developmental difference requiring support
- Adolescents (ages 13–18) — when performance gaps widen under the increased demands of middle and high school; when SAT, ACT, or AP exam accommodations are being sought; or as part of a college readiness evaluation
- College students — to provide current achievement documentation for college disability office accommodation requests or for standardized exam accommodations
- Adults with undiagnosed learning differences — many adults with dyslexia, dysgraphia, or dyscalculia reach adulthood without a diagnosis; achievement testing provides both the clinical picture and the documentation needed for ADA workplace accommodations
- Professionals pursuing licensure exams — current achievement documentation supporting accommodation requests for the GRE, LSAT, MCAT, GMAT, and Bar Exam
The decision depends on the purpose of the evaluation:
- Achievement testing alone is generally sufficient when the goal is to measure current academic skill levels for progress monitoring; to establish a pre- or post-intervention baseline; or when recent comprehensive cognitive testing already exists and only achievement data needs updating
- A full psychoeducational evaluation is needed when the goal is to identify or rule out a specific learning disorder; establish an IQ-achievement discrepancy for diagnostic purposes; support a formal IEP or 504 Plan; produce documentation meeting the evidentiary thresholds required by college disability offices; or provide a complete picture that distinguishes a learning disorder from ADHD, anxiety, or other conditions that can suppress academic performance
When in doubt, a full evaluation is almost always the more informative and durable investment — it produces a clinical picture that can inform decisions for years rather than providing a single data point. We clarify which approach is most appropriate for your situation during the initial consultation.
Achievement testing provides the academic performance data that is foundational to IEP and 504 Plan development. The specific subtest pattern reveals far more than a composite score:
- A student with strong decoding but impaired fluency needs fluency-building intervention — not phonics instruction
- A student with strong reading comprehension but impaired written expression needs writing-specific support — not reading remediation
- A student with impaired math fact fluency but intact mathematical reasoning benefits from calculation aids and extended time — rather than a simplified curriculum
Achievement data also establishes whether performance falls below the eligibility thresholds required under IDEA for special education services or under Section 504 for accommodations. Our Independent Educational Evaluation (IEE) service specifically supports families who want a private evaluation to inform or challenge a school’s eligibility determination. Additional academic support is available through Therapeutic Tutoring.
Currency requirements vary by organization — and failing to meet them is one of the most common reasons accommodation requests are denied:
- College disability offices — most require documentation no older than three to five years; many flagship universities and highly selective institutions require testing completed within the past three years, and some specify that the evaluation must have been conducted when the individual was at or near their current age level
- College Board (SAT and AP) — requires current documentation consistent with current functional limitations; documentation from elementary or middle school is typically insufficient for a high school or college student seeking current accommodations
- ACT — similar currency requirements to the College Board; evaluations more than three years old are frequently scrutinized
- Graduate and professional licensing exams — the LSAC (LSAT), NBME (MCAT), GMAC (GMAT), and state bar examiners all have specific documentation requirements; older documentation that previously supported accommodations is routinely rejected at these stages
Adults who received accommodations in high school almost always need a current evaluation to renew those supports at the college or graduate level. We recommend not waiting until the renewal request is denied — updating documentation proactively produces a cleaner, faster approval process.
Yes. The major achievement batteries — including the WIAT-4 and WJ-IV — have been validated for remote administration via secure telehealth platforms, and the majority of subtests are fully administrable virtually. We are PSYPACT-authorized to provide virtual psychological testing across 44 states.
Some subtests involving physical stimulus booklets or timed handwriting tasks are best administered in person — we offer in-person testing in Massachusetts and California, and we assess the most appropriate format for each referral during the initial consultation.
Timing varies by scope:
- Focused achievement battery (one or two academic domains) — typically 60–90 minutes
- Comprehensive four-domain achievement evaluation — approximately 2–3 hours
- Full psychoeducational evaluation (achievement + IQ + processing + emotional screening) — typically two to three sessions of 60–90 minutes each
The written report presents standardized scores across all assessed academic domains and subskills, with normative comparisons to age and grade peers. It includes interpretation of the performance pattern — not just the numbers — explaining:
- What the subskill profile means for how this individual learns and why certain academic tasks are more difficult than others
- Which academic skills are intact and can be built on
- Where specific deficits exist and what type of instruction or support is clinically indicated at each level
- How each finding connects to the individual’s day-to-day academic and occupational functioning
When achievement testing is part of a full psychoeducational evaluation, the report includes an IQ-achievement discrepancy analysis, diagnostic conclusions, and specific recommendations for learning disorder treatment, educational accommodations, and assistive technology.
A feedback session is included. The report can be shared with schools, college disability offices, tutors and academic support providers, teachers, and standardized testing organizations. For students pursuing SAT, ACT, or graduate exam accommodations, the report is specifically written to meet the documentation requirements of those organizations.
Whether you need a focused achievement battery for progress monitoring, a full psychoeducational evaluation for diagnosis and accommodations, or updated documentation for college or a licensing exam, we can help. We serve children, teens, and adults virtually across 44 states and in-person in Massachusetts and California.
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Alan Jacobson, Psy.D., MBA, is a licensed clinical psychologist and Founder & Director of the Foresight Psychological Institute, the parent company of Precision Psychological Testing.
