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The NNAT provides a nonverbal, culturally neutral assessment of general ability that is ideal for use with a diverse student population. With the use of progressive matrices for seven grade-based levels, this versatile test is well-suited for identifying gifted and talented students.

     Assessment tools for psychologists and educators


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Naglieri Nonverbal ability test (Nnat)


NNAT Resources

NNAT3 Manual


Naglieri, Jack A. (November 2018). "Practical Solutions to Identify all Gifted and Talented Students." NAGC Annual Convention. November 15-18, 2018, Minneapolis, MN.

NNAT®2 Scores with and Without a Time Limit. Pearson Psychometric & Research Services. January 2013.

Naglieri, Jack A. (2016). "The Importance of Identifying Diverse, Gifted Learners- and how to do it!" TAGT 2016 Convention. Dallas, TX.

Naglieri, Jack A. (2015). "What a Nonverbal Ability Test Is ... and Isn't."


Naglieri, Jack A., and Donna Y. Ford (2015) Misconceptions About the Naglieri Nonverbal Ability Test: A Commentary of Concerns and Disagreements, Roeper Review, 37:4, 234-240, DOI: 10.1080/02783193.2015.1077497

Naglieri, Jack A., and Donna Y. Ford. (2003) Addressing Underrepresentation of Gifted Minority Children Using the Naglieri Nonverbal Ability Test (NNAT). Gifted Child Quarterly 47.2: 155-60. Print. 

Naglieri, Jack A. "Traditional IQ: 100 Years of Misconception and Its Relationship to Minority Representation in Gifted Programs." Alternative Assessments with Gifted and Talented Students. By Joyce VanTassel-Baska. Waco, TX: Prufrock, 2008. 67-88. Print.

Balboni, G., Naglieri, J., & Cubelli, R. (2010). Concurrent and Predictive Validity of the Raven Progressive Matrices and the Naglieri Nonverbal Ability Test. Journal of Psychoeducational Assessment, 222-235.

Naglieri, J., & Ford, D. (2005). Increasing Minority Children's Participation in Gifted Classes Using the NNAT: Response to Lohman. Gifted Child Quarterly,25-36.

Naglieri, J., & Ronning, M. (2000). Comparison of White, African American, Hispanic, and Asian children on the Naglieri Nonverbal Ability Test. Psychological Assessment, 12(3), 328-334.

Naglieri, J., Booth, A., & Winsler, A. (2004). Comparison of Hispanic Children With and Without Limited English Proficiency on the Naglieri Nonverbal Ability Test. Psychological Assessment, 16(1), 81-84.

Rojahn, J., & Naglieri, J. (2006). Developmental gender differences on the Naglieri Nonverbal Ability Test in a nationally normed sample of 5–17 year olds. Intelligence, 34, 253-260.