IQ classification is the practice of categorizing human intelligence, as measured by intelligence quotient (IQ) tests, into categories such as "superior" and "average". [1][2][3][4]

Nov 16, 2023 · Learn more about IQ score ranges and the IQ scale. Find out where your IQ score falls and compare to others. Take our test to learn more.

Jul 17, 2024 · IQ scores between 90 and 109 indicate a normal IQ range or average intelligence. Individual adults usually score somewhere between the 70-130 range, with 100 being the theoretical …

They refer to scores on adult tests only, by adult norms. The exact cut-offs for the ranges are arbitrary, and one should realize that functioning may depend on more than I.Q. alone.

Discover the meaning behind different IQ levels by exploring our list covering the full IQ range. Learn what each score represents, how rare it is, and how it compares to average

Dec 16, 2025 · An IQ score scale is a standardized system for interpreting intelligence test results. The average score is set at 100, and most people score between 85 and 115.

Understand how IQ ranges are measured, what they mean, and how they apply in real life. Learn how to strengthen cognitive skills measured by an IQ test.

Mar 16, 2026 · IQ scores are more nuanced than a single number suggests. Learn what the ranges mean, why context matters, and how to make sense of your results.

Mar 17, 2026 · IQ (Intelligence Quotient) is a standardized score with mean 100 and SD 15 on Wechsler scales. Learn how IQ is calculated, what different scores mean, and how modern IQ tests work.

Aug 6, 2014 · Explore IQ test score ranges from genius to low, including classification tables, normal distribution patterns, and factors affecting cognitive ability.