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Stoelting Leitter-3 International Performance Scale Kit

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Item# Description Pkg reward$ Price Blank
Item #: 34100
Leitter-3 Kit
Stoelting Leitter-3 International Performance Scale Kit evaluates nonverbal cognitive, attentional and neuropsychological abilities and targets typical as well as atypical children, adolescents and adults. Its engaging, nonverbal format makes it ideal for use with individuals with autism, speech or language disorders and for those who do not speak english.


  • Stoelting Leitter-3 International Performance Scale Kit contents:
    - All Manipulatives (Frame, Blocks, Foam Shapes, Stimulus Cards, Attention Divided Bowls)
    - Easel Book
    - Stimulus Book
    - Scoring Keys
    - Administration Gestures Laminate
    - Record Forms
    - Response Booklets
    - Manual
    - Timer and a Purple Marker
    - Rolling backpack
  • Lieter-3 has retained the best of the widely used Leiter-R subtests and includes a number of measures
  • Age Range: 3 to 75+ years
  • Time required: 20 to 45 minutes (Cognitive Scales)
  • Uses a refined block and frame format, foam manipulatives for easier manipulation by all subjects
  • Completely nonverbal
  • Maintains an easy, game like administration throughout the test, which holds interest for a wide range of ages and clinical groups
  • Provides improved assessment of fluid reasoning and attention memory
  • Provides an IQ score, as well as percentile and age-equivalent scores for each subtest
  • Block and frame format for more accurate assessment of autistic individuals
  • Decreased number of subtests, increasing overall efficiency and utility of the instrument
  • Enhanced data on difficult to assess clinical groups:
    - Attention Deficit or Hyperactivity Disorder
    - Autism
    - Severe Cognitive Delay
    - English as a second language (ESL)
    - Gifted/Talented
    - Severe Hearing Impairment
    - Learning Disability
    - Severe Motor Delay
    - Severe Speech and Language Impairment

More Information

  • Designed with Safety in Mind:
    - Blocks are lightweight, colorful, non-toxic and choke-safe, with rounded corners, to prevent harm to either the subject or examiner
    - The Frame is lightweight, yet durable, without sharp corners
    - Foam Pieces are durable and brightly-colored
    - Easel and Stimulus Books are laminated for durability and easy clean-up
  • No Cultural or Language Bias:
    - The test is very useful for nonverbal, non-English speaking individuals, as well as those with ADHD, Autism and other communication disorders
  • Subtests of toelting Leitter-3 International Performance Scale Kit:
    Cognitive Scales (Fluid Intelligence):
    - The Leiter-3 emphasizes fluid intelligence, the truest measure of an individuals innate cognitive abilities
    This makes more accurate and fair, since IQ is not significantly influenced by the individuals educational, social and family experience
    - Sequential Order (SO)
    - Form Completion (FC)
    - Classification and Analogies (CA)
    - Figure Ground (FG)
    Attention and Memory Scales:
    - Attention and Memory subtests enhance interpretation of the global IQ score, by providing valuable diagnostic indicators regarding the score on the Cognitive portion of the Leiter-3
    - They also distinguish individuals with ADHD, LD or neuropsychological impairments, from typically-functioning individuals
    - Forward Memory (FM)
    - Attention Sustained (AS)
    - Reverse Memory (RM)
    - Nonverbal Stroop (NS)
    - Attention Divided (AD)
    Examiner Rating Scale:
    - The Social-Emotional Examiner Rating Scale gathers information about the individuals
    - Organization Skills
    - Impulse Control
    - Activity Level
    - Anxiety
    - Energy and Feelings
    - Mood Regulation
    - Sociability
    - Sensory Reactivity
  • Scoring:
    - The Leiter-3 provides individual subtest, and numerous composite scores, that measure intelligence and discrete ability areas
    - These scores identify strengths and weaknesses in individual skills, as well as skill sets
    - Percentile and age-equivalent scores are provided
    - Growth Scores are provided for all domains, enabling professionals to measure small, but important, cognitive shifts within a skill set, particularly important for children cognitive disabilities
    - Tracking these shifts allows professionals, educators and parents to see the improvement (growth) across time, irrespective of age-based standard scores
  • Normative Data:
    - Normative data includes more than 1,600 individuals, representative of the most current general population, in terms of ethnicity/race, gender and age
    - The normative sample is also diverse in terms of parent/self education level and geographical region
  • Restricted Use:
    - Level B-requires that the user has completed graduate-level courses in tests and measurement at a university or has received equivalent documented training

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