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Customer Support Reimagined
While the NNAT-I is no longer available from Pearson, we do offer some alternatives for measuring non verbal ability, for example: the Raven's 2 and the Wechsler Nonverbal Scale of Ability. If you would like to continue purchasing the NNAT-I, please visit the MHS website.
Raven's Progressive Matrices | Clinical Edition
Wechsler Nonverbal Scale of Ability
Get instructions and help on ordering online or from our product catalog.
Phone: +1 (800) 627-7271
Fax: +1 (800) 232-1223