<Tr> <Th> Information </Th> <Td> </Td> <Td> Participants are questioned about their general knowledge . </Td> <Td> Degree of general information acquired from culture </Td> </Tr> <Tr> <Th> Comprehension </Th> <Td> </Td> <Td> </Td> <Td> Ability to express abstract social conventions, rules and expressions </Td> </Tr> <Tr> <Th> Perceptual Reasoning </Th> <Th> Block Design </Th> <Td> </Td> <Td> </Td> <Td> Visual spatial processing and problem solving; visual motor construction </Td> </Tr> <Tr> <Th> Matrix Reasoning </Th> <Td> </Td> <Td> </Td> <Td> Nonverbal abstract problem solving, inductive reasoning </Td> </Tr>

What difference did the wechsler tests have from other earlier intelligence tests