Aptitude Test vs IQ Test: A Distinction That Mostly Collapsed
Aptitude tests never measured innate potential. Why the SAT dropped the word in 1993, what still separates the two, and why most aptitude tests measure g anyway.
5 min read
Take a Test
Free IQ test, practice questions, and guides to testing for adults and children.
15 articles
Can You Improve Your IQ? Evidence-Based Answer
Can brain training actually raise your IQ? What the research really shows about practice effects, education, and cognitive training — without the hype.
3 min read
Mensa IQ Requirements — Qualifying Scores & How to Join
What IQ you need for Mensa (98th percentile), which tests qualify, how Mensa testing works, and how to prepare — a complete, accurate guide.
3 min read
IQ Tests for Children — What Parents Should Know
How IQ testing works for kids, what gifted thresholds mean, when testing helps, and why online tests are not a substitute for professional assessment.
4 min read
Are Online IQ Tests Accurate? An Honest Answer
How accurate are free online IQ tests really? What they can and can't tell you, how they compare to clinical tests, and how to read your result honestly.
3 min read
Free IQ Practice Questions With Answers (2026)
Sample IQ test questions with worked answers across pattern recognition, number series, logical and spatial reasoning — practice before you take the real test.
4 min read