What's the WPPSI-IV? The Wechsler Preschool and Primary Scale of Intelligence, Fourth Edition (WPPSI-IV) is a comprehensive cognitive assessment made to evaluate the mental skills of younger young children. Designed by David Wechsler and posted by Pearson, this standardized test measures numerous areas of cognitive functioning in kids aged 2 https://wernerb420ycd1.wikipublicity.com/user