Adaptive Behavior Assessment System | Third Edition

Adaptive Behavior Assessment System, Third Edition (ABAS-3) gives a complete picture of adaptive skills across the lifespan. It is particularly useful for evaluating those with developmental delays, autism spectrum disorder, intellectual disability, learning disabilities, neuropsychological disorders, and sensory or physical impairments.

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  • Kits

    Starter & complete kits, print & digital

    4 options

    From £512.40
  • Test forms & reports

    Booklets, record forms, answer sheets, report usages & subscriptions

    6 options

    From £121.20
  • Support materials

    Manuals, stimulus books, replacement items & other materials

    2 options

    From £127.00
  • All products

    All tests and materials offered for ABAS-3

    12 options

    From £121.20
- of 12 results
Prices include VAT where applicable
  • ABAS-3 Comprehensive Kit, W-620
    9780749168957 Qualification Level B

    Includes 5 Print Parent/Primary Caregiver Forms; 5 Print Teacher/Daycare Provider Forms; 5 Print Parent Forms; 5 Print Teacher Forms; 5 Print Adult Forms; Print.


  • ABAS-3 Inf. and Preschool kit W-621
    9780749168964 Qualification Level B

    Includes 25 Print Parent/Primary Caregiver Forms; 25 Print Teacher/Daycare Provider Forms; Print Manual; Print Intervention Planner. Kit for ages 0 to 5.


  • ABAS-3 Adult Kit(16-89),W-623
    9780749169053 Qualification Level B

    Includes 25 Print Adult Forms; Print Manual; Print Intervention Planner. Kit for ages 16 to 89.


  • ABAS-3 Adult Forms (Ages 16 to 89) W-623A | 9780749169015
    9780749169015 Qualification Level B

    Forms for ages 16 to 89.

    ​​​​​​​Pack of 25


  • ABAS-3 School: Parent Forms (Ages 5 to 21) W-622A |9780749169060
    9780749169060 Qualification Level B

    Forms for ages 5 to 21.

    Pack of 25


  • ABAS-3 Infant and Preschool Parent/Primary Caregiver Forms (Ages 0 to 5) W-621A | 9780749168971
    9780749168971 Qualification Level B

    Forms for ages 0 to 5

    Pack of 25


  • ABAS-3 School kit (Ages 5-21)W-622
    9780749169022 Qualification Level B

    Includes 25 Print Parent Forms; 25 Print Teacher Forms; Print Manual; Print Intervention Planner. Kit for ages 5 to 21.


  • ABAS-3 Infant and Preschool Teacher/Daycare Forms (Ages 2 to 5) W-621C| 9780749168988
    9780749168988 Qualification Level B

    Forms for ages 2 to 5.

    Pack of 25


  • ABAS-3 School: Teacher Forms (Ages 5 to 21) W-622C| 9780749169039
    9780749169039 Qualification Level B

    Forms for ages 5 to 21.

    ​​​​​​​Pack of 25


  • ABAS-3 Intervention Planner
    9780749168995 Qualification Level B


  • ABAS-3 Unlimited Use Scoring Assistant & Intervention Planner W-620U
    9780749169046 Qualification Level B

    Includes CD and USB Key. Provides unlimited access to the following features: scoring, Score Report, Intervention Planning Report, Interpretive Report, Rater Report, and Progress Monitoring Report. Requires Windows 10, 8, 7, or Vista. CD-ROM drive and USB port required. Free U.S. shipping.


  • ABAS-3 Manual
    9780749169008 Qualification Level B




For the 11 skill areas assessed—norm-referenced scaled scores. For the 3 adaptive domains and the General Adaptive Composite (GAC)—norm-referenced standard scores, confidence intervals for standard scores, and percentile ranks. In addition, all scores can be categorized descriptively.


Behavior rating scale typically completed by parent, caregiver, and/or teacher; self-rating option for adults: Parent/Primary Caregiver Form (Ages 0–5), Teacher/Daycare Provider Form (Ages 2–5), Parent Form (Ages 5–21), Teacher Form (Ages 5–21), Adult Form (Ages 16–89)

Publication date:
Age range:
Qualification level:
Completion time:
15 – 20 minutes for each rating form
Scoring options:
Scoring Assistant® software
Based on a large sample representative of the U.S. population

Product Details

Retaining all of the essential features that made the second edition the preferred instrument, the ABAS-3 is even easier to administer and score.



  • Assess adaptive skills.
  • Diagnose and classify various developmental, learning, and behavioral disabilities and disorders.
  • Identify strengths and weaknesses.
  • Develop treatment plans and training goals.
  • Document and monitor progress over time.
  • Determine eligibility for services such as Social Security disability benefits, and evaluate capacity to live or work independently.
  • Facilitate research and program evaluation.


  • New norms, updated item content, and improved ease of use.
  • Coverage of individuals from birth to 89 years of age.
  • Assessment of 11 essential skill areas within 3 major adaptive domains: Conceptual, Social, and Practical.
  • Compatible with AAIDD, DSM-5, and IDEA.
  • Available in print, software, and online evaluation formats.