Naglieri Nonverbal Ability Test

The Naglieri Nonverbal Ability Test (NNAT) is a nonverbal measure of general ability designed by Jack A. Naglieri and published by Pearson Education.^[1] The Naglieri Nonverbal Ability Test - Individual Form was first published in 1998. Two versions were published in 2007 and 2008, respectively. This includes the group administered Naglieri Nonverbal Ability Test - Second Edition and the Naglieri Nonverbal Ability Test - Online version. The most current version is NNAT3.^[1] Like all nonverbal ability tests, the NNAT is intended to assess cognitive ability independently of linguistic and cultural background.^[1]