From these he derived the Wechsler Intelligence Scale for Children (WISC) in 1949 and the Wechsler Preschool and Primary Scale of Intelligence (WPPSI) in 1967.
Ezekből származtatta 1949-ben a Wechsler Intelligence Scale for Children-t (WISC-t) és 1967-ben a Wechsler Preschool and Primary Scale of Intelligence-t (WPPSI-t).