Few tests are available to evaluate cognitive and psychomotor function of Thai children. The Wechsler Intelligence Scale for Children (WISC) is a widely used intelligence test that has been adapted primarily for clinical assessment of Thai children. The WISC is lengthy, must be administered by a psychologist, and is not suitable for field epidemiologic studies of children. A small number of studies have used the human figure drawing test, the Test of Nonverbal Intelligence version 3 or standard tests of math and verbal fluency to estimate intelligence among Thai children. Relatively more neuropsychological tests, however, are adapted to screen for dementia among the elderly in Thailand rather than for assessment of children.