The Primary Test of Nonverbal Intelligence (PTONI) is a standardized, norm-referenced assessment designed to measure nonverbal reasoning in children ages 3:0 to 9:11. It is especially useful for evaluating cognitive abilities in young children with speech/language delays, limited verbal output, or those from diverse language backgrounds. Key Features:Nonverbal Format: Tasks are completed through pointing, with minimal verbal directions, making the test accessible for children with communication