The Reynolds Intellectual Assessment Scales (RIAS) is an individually administered test of intelligence that includes a co-normed, supplemental measure of memory.
The RIAS intelligence subtests include Verbal Reasoning (verbal), Guess What (verbal), Odd-Item Out (nonverbal), and What's Missing?
[1] Included within the RIAS is the Reynolds Intellectual Screening Test (RIST), a quick screener that consists of two RIAS subtests (Guess What and Odd-Item Out) and takes less time to complete than the RIAS.
[2] Both editions are suitable for evaluation of intellectual giftedness,[3] and high scores are accepted as qualifying evidence for high IQ societies such as Intertel (min.
IQ ≥ 135) and American Mensa (min.