IQ Test

A research-backed guide to raising verbal IQ through vocabulary building, strategic reading, morphological analysis, and spaced repetition -- with specific exercises and measurable benchmarks.

30+ free IQ practice questions across five cognitive domains -- pattern recognition, number series, verbal analogies, spatial reasoning, and logic -- each with detailed step-by-step solutions.

What does IQ actually measure? This comprehensive guide covers the g-factor, CHC theory, how major IQ tests like the WAIS-IV and Stanford-Binet 5 calculate scores, what different IQ ranges mean, and how to interpret your results.

An IQ of 115 means you scored higher than 84% of the population. Use our complete IQ-to-percentile conversion tables to understand exactly where your score places you, what the bell curve means in practice, and how to interpret percentile rankings.

Understand the real difference between mental age and IQ, from Binet's original concept to modern deviation scoring, and discover what your results practically mean for education and daily life.

Master pattern recognition with 10 worked examples and step-by-step solutions. Learn the five core pattern types found on IQ tests -- rotation, progression, distribution, overlay, and negation -- with strategies to solve each one faster.

Master your verbal IQ with evidence-based strategies for solving analogies, building deep vocabulary, and sharpening rapid inference -- the three pillars that drive verbal reasoning scores on standardized IQ tests.

Master IQ test preparation with 20+ free practice questions spanning pattern recognition, verbal reasoning, numerical sequences, and spatial logic. Each question includes detailed step-by-step solutions backed by cognitive science research.

Complete guide to Raven's Progressive Matrices -- the gold-standard nonverbal IQ test. Covers history, SPM/CPM/APM versions, scoring norms, proven practice strategies, and how RPM compares to other intelligence assessments.