Intelligence has been extensively explored across various disciplines such as psychology, cognitive science, and neurology. Countless scholars have delved into understanding why certain individuals exhibit higher mental acuity and knowledge. Consequently, numerous studies aim to unveil the essence of intelligence and gauge human cognitive…

Designed to investigate the performance of American Indian youth on the "Wechsler Intelligence Scale for Children" (WISC) compared to the "Chicago Non-Verbal" (CNV) for the purpose of establishing validity and reliability of the measurement and appraisal tools, this study analyzed test data from 71 Indian youth (aged 11 to 15)…

This article describes the Comprehensive Test of Nonverbal Intelligence, an assessment designed to evaluate the intellectual ability of students ages 6 to 18.11 years for whom other mental ability tests are inappropriate or to enable comparisons between verbal and nonverbal intellectual ability. Its administration, standardization, reliability,…