THE EFFICACY OF INTELLIGENCE TESTING IN CHILDREN WITH PHYSICAL DISABILITIES,VISUAL IMPAIRMENTS AND/OR THE INABILITY TO SPEAK.

The article provides information on the testing method used by schools and educators to accurately assess the intelligence of children with physical disabilities, visual impairments and aphasic children in the U.S. The author mentioned nonverbal psychological or intelligence quotient (IQ) test, designed to evaluate cognitive ability without the need to assess language understanding and ability. The most common test used in nonverbal IQ is the Differential Abilities Scales while the more appropriate measure of nonverbal intelligence is the Comprehensive Test of Nonverbal Intelligence (CTONI). According to the author, these methods of standardized testing are ineffective in accurately assessing cognitive levels in children with physical and cognitive disabilities