Wechsler Nonverbal Scale of Ability (WNV)

Introduction to the assessment

WNV is appropriate for all individuals including those with language barrier. It is a valid tool for use with low incidence disorders such as cerebral palsy, aphasia, physically-/multiple-handicapped, and autism spectrum disorders.

Language version

Non-verbal

Type of Assessment

Diagnostic Tool

Paper-and-Pencil

Duration of Test

Full battery: 45 mins; Brief version: 15-20 mins

Norm

Without Hong Kong norm

Age Range

4;0 - 21;11