The Clinical Evaluation of Language Fundamentals® | Fifth Edition (CELF®-5) offers a robust assessment of pragmatics using observations and interactive activities.

A revision of the Test of Language Competence-Expanded, the CELF-5 Metalinguistics assessment includes five tests of higher-level language skills embedded in upper-grade curricula and critical to classroom success.

CELF-4 Spanish quickly and accurately identify and diagnose language disorders for Spanish-speaking children and young adults.

Cogmed Working Memory Training (Cogmed) provides an evidence-based program for helping children, adolescents, and adults sustainably improve attention by training their working memory.

The criterion-referenced Cognitive Linguistic Quick Test (CLQT™+) quickly assesses strengths and weaknesses in five cognitive domains, and adds an optional administration path for people with aphasia.

The Comprehensive Assessment of Spoken Language Second Edition (CASL®-2) measures spoken language across four structural categories: Lexical/Semantic, Syntactic, Supralinguistic and Pragmatic Language.

Comprehensive Test of Nonverbal Intelligence Second Edition (CTONI-2) is a norm-referenced test using nonverbal formats.

The Comprehensive Test of Phonological Processing Second Edition (CTOPP-2) helps evaluate phonological processing abilities as a prerequisite to reading fluency.

Updated to provide a new scoring option for the Diagnostic and Statistical Manual of Mental Disorders Fifth Edition (DSM-5) Symptom Scales, Conners 3 is a dependable tool for supporting the diagnostic process.

The Delis-Kaplan Executive Function System™ (D-KEFS™) is the first nationally standardized set of tests to evaluate higher level cognitive functions in both children and adults.

Delis-Rating of Executive Function (D-REF) lets you quickly and easily administer, score, and report the frequency of observed behaviors that identify executive function problems in children and adolescents.

Detailed Assessment of Speed of Handwriting is a reliable, age-appropriate measure of handwriting speed for children. DASH helps identify kids with handwriting difficulties and provides relevant information for intervention planning.

Detailed Assessment of Speed of Handwriting is a reliable, age-appropriate measure of handwriting speed for students.

The Developmental Assessment of Young Children Second Edition (DAYC-2) is a popular test used to identify children with possible delays in five different domains.

Developmental Indicators for the Assessment of Learning™ Fourth Edition (DIAL™-4) is a global screener for assessing large groups of children quickly and efficiently.

Developmental Reading Assessment® | Second Edition PLUS (DRA2+) is a formative reading assessment system that allows teachers to assess student reading level and observe, record, and evaluate changes in performance.

Since its beginning over 30 years ago, the Developmental Reading Assessment, Third Edition (DRA3) has been working to give teachers the tools they need to transform their students into lifelong readers! The DRA 3 uses the latest field research, the largest selection of engaging fiction and nonfiction stories at every level, streamlined scoring rubrics, improved teacher observation forms, and a brand new online platform.

Developmental Test of Visual Perception Third Edition provides assessment of visual perception and visual-motor integration. Unlike other tests of visual perception and visual-motor integration, the DTVP-3 provides scores that are reliable at the .80 level or above for all subtests and .90 or above for the composites for all age groups.

The Devereux Behavior Rating Scale (DBRS™) School Form is used to detect severe emotional disturbances in students.

The Devereux Scales of Mental Disorders (DSMD™) help to indicate whether a child or adolescent is experiencing or is at risk for an emotional or behavioral disorder.

Diagnostic Evaluation of Articulation and Phonology (DEAP) evaluates articulation and phonological process using a Diagnostic Screen, a diagnostic Articulation Assessment, a diagnostic Phonology Assessment (with a phonological analysis), and an Oral Motor Screen.

The Differential Ability Scales®-II (DAS-II®) provides a psychologist with insight into how a child processes information, enabling appropriate interventions and/or recommendations for the classroom and at home.

Differential Ability Scales®-II Early Years Spanish Supplement provides a more accurate picture of Spanish-speaking children’s cognitive strengths and needs by assessing them in their primary language.

The Dyslexia Early Screening Test Second Edition (DEST-2) contains screening tests of attainment and ability that evaluate a range of skills and profiles strengths and weaknesses of a child.

The Dyslexia Screening Test-Junior is designed for early identification of students at risk for reading failure. The DST-J replaces the best selling DST and reflects changes in theory and practice, with additional subtests, validation studies, and case histories.