The Block Design subtest is a part of this assessment and is used to measure spatial visualization ability and motor skills.
A block design test is a subtest from different IQ test types which is used to evaluate the intellect of individuals.
Good achievements on the block design test can be a forecast of great performance in subjects such as engineering and physics.
Like the WAIS, it includes the Block Design subtest, which helps in evaluating a child's perceptual reasoning and visual-motor coordination.
Wechsler Preschool and Primary Scale of Intelligence (WPPSI): The WPPSI is aimed at children aged 2 years and 6 months to 7 years and 7 months.