Wechsler Preschool & Primary Scale of Intelligence - Fourth UK Edition

The Wechsler Preschool & Primary Scale of Intelligence - Fourth UK Edition (WPPSI-IV) is an innovative, reliable and valid measure of cognitive development for young children. Watch introductory video.  

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  • Kits

    Starter & complete kits, print & digital

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    From £1,563.60
  • Test forms & reports

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

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    Manuals, stimulus books, replacement items & other materials

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  • WPPSI - IV Complete Kit including UK Ancillary Index Score Supplement
    9780749172046 Qualification Level C

    Includes Administration and Scoring Manual, Technical and Interpretive Manual, Stimulus Book 1, Stimulus Book 2, Stimulus Book 3, 25 Record Forms Ages 2-3 (Print), 25 Record Forms Ages 4-7 (Print), 25 Response Booklet 1 (Print), 25 Response Booklet 2 (Print), 25 Response Booklet 3 (Print), Animal Coding Scoring Key, Bug Search Scoring Key, Cancellation Scoring Key, WPPSI-IV Block Design Set, Object Assembly Puzzle Set, Zoo Locations Layout Set, 2 Daubers

    WARNING: CHOKING HAZARD - Small parts. Not for children under 3 years.


  • WPPSI - IV Record Forms (Ages 2-3)
    9780749166700 Qualification Level C

    Pack of 25


  • WPPSI - IV Response Booklets 1 (Bug Search)
    9780749166670 Qualification Level C

    Pack of 25


  • WPPSI - IV Record Forms (Ages 4-7)
    9780749166717 Qualification Level C

    Pack of 25


  • WPPSI - IV Response Booklets 3 (Animal Coding)
    9780749166694 Qualification Level C

    Pack of 25


  • WPPSI - IV Response Booklets 2 (Cancellation)
    9780749166687 Qualification Level C

    Pack of 25


  • WPPSI - IV Stimulus Book 1
    9780749166762 Qualification Level C

    Includes Receptive Vocabulary, Block Design, Information, Picture Naming


  • WPPSI - IV Administration and Scoring Manual
    9780749163990 Qualification Level C



  • WPPSI - IV Stimulus Book 3
    9780749166786 Qualification Level C

    Includes Block Design, Information, Matrix Reasoning, Similarities, Picture Concepts, Vocabulary, Comprehension


  • WPPSI - IV Stimulus Book 2
    9780749166779 Qualification Level C

    Includes Picture Memory only 


  • WPPSI-IV Score Report Q-global Scoring Subscription 1 Year (Digital)
    9780749168322 Qualification Level C

    Includes unlimited scoring per user within an account


  • WPPSI-IV UK Q-global Score Report Qty 1 (Digital)
    9780749170196 Qualification Level C



  • WPPSI-IV Interpretive Report Q-global Scoring Subscription 1 Year (Digital)
    9780749166724 Qualification Level C

    Includes unlimited scoring per user within an account


  • WPPSI-IV UK Q-global Interpretive Report Qty 1 (Digital)
    9780749170189 Qualification Level C



  • WPPSI - IV Technical and Interpretive Manual
    9780158984940 Qualification Level C



    Estimated to ship:More than 12 weeks
  • WPPSI-IV UK Q-global Administration and Scoring Manual (Digital)
    9780749116095 Qualification Level C

    Once ordered, the digital asset is accessible by logging into Q-global and visiting the Q-global Resource Library. It is a view-only digital file.



Publication date:
Age range:
2 years 6 months to 7 years 7 months
Qualification level:
Scoring options:
Q-global™ Scoring & Reporting or Manual Scoring
Report Options:
Score Report, Interpretive Report

Product Details

The WPPSI–IVUK is an innovative measure of cognitive development for preschool and young children that is rooted in contemporary theory and research. This new edition places a strong emphasis on child-friendly, developmentally appropriate features, with extensive enhancements that are targeted to benefit both children and examiners.

Introduction video to the WPPSI-IVUK


Psychologists, Educational Psychologists, and Neuropsychologists working in schools, clinics, hospitals, universities and forensics use the WPPSI–IVUK to help:

  • Identify and qualify students with cognitive delays for special services
  • Evaluate children for cognitive delays, learning difficulties, autism and giftedness
  • Determine the impact of traumatic brain injury on cognitive functions in children
  • Scoring Options

Additional Benefits

  • Improved developmental appropriateness
  • New processing speed subtests - the three new game-like subtests offer engaging art and use an ink dabber to indicate responses, which minimises fine motor demands.
  • Simplified instructions - shortened directions for children
  • More efficient test administration
    • Testing time is maintained or reduced while construct coverage is increased
    • Clear and concise examiner instructions, including shortened discontinue criteria and simplified substitution, invalidation, and proration rules.
    • Stimulus book contents distributed to maximise portability
    • New and durable storage solutions for manipulatives, including puzzles.
    • New look case
  • Improved clinical utility
    • Age range extended upward to 7 years 7 months
    • Scoring approach expanded to include strengths and weaknesses analysis at the index level
    • Reduced expressive language requirements
    • Updated and new special group studies
    • Updated validity studies with other measures including WPPSI–III, WISC®–IV, Bayley–III, selected NEPSY®–II subtests, and select BASC™–2 scales
  • Updated and Improved Psychometric Properties
    • Updated UK normative sample standardised
    • Improved subtest floors and ceilings
    • Comparable or improved reliability for subtest and composite scores

The WPPSI-IV UK is now available on Q-global. Visit our Q-global page to fine out more



  • New working memory subtests
  • New processing speed measures
  • Expanded factor structure
  • Improved developmental appropriateness
  • More efficient test administration
  • Improved clinical utility
  • Updated and improved psychometric properties

Content & Administration

  • The WPPSI–IVUK includes extensive content changes including new processing speed measures
  • The addition of working memory subtests and an expanded factor structure that includes new and separate visual spatial and fluid reasoning composites for ages 4 years to 7 years 7 months.

New Working Memory subtests

  • Picture Memory and Zoo Locations, the two new working memory subtests provide age appropriate, engaging tasks for children as young as 2 years 6 months.
  • These reliable and child-friendly measures were specifically designed to help detect emerging working memory difficulties for early intervention.

Expanded and Updated Factor Structure

For both age bands the test structure includes three levels of interpretation: Full scale, Primary Index scale and Ancillary Index scale levels.

The Primary Index scales include:

  • Verbal Comprehension Index (VCI)
  • Visual Spatial Index (VSI)
  • Working Memory Index (WMI)
  • Fluid Reasoning Index (FRI)
  • Processing Speed Index (PSI)
  • The Ancillary Index scales include:
  • Vocabulary Acquisition Index (VAI)
  • Nonverbal Index (NVI)
  • General Ability Index (CAI)
  • Cognitive Proficiency Index (CPI)