There are several, and they all focus on different things. The Wechsler Adult Intelligence Scale (WAIS) is the one most commonly used.
For kids and teenagers 16, there’s a similar version called the Wechsler Intelligence Scale for Children (WISC).
Other notable IQ Tests:
- Stanford–Binet Intelligence ScaleÂ
- Raven’s Progressive MatricesÂ
- Cattell Culture Fair Intelligence Test (CFIT)
- Woodcock–Johnson Tests of Cognitive AbilitiesÂ
- Universal Nonverbal Intelligence Test (UNIT)