Find out how old your brain really performs.
🎯 Measure Your Brain
Brain performance tests with a concrete score — speed, reasoning, timing, and observation. Retest anytime and see if you improve.
Brain Age Test
Quick reaction, memory, and processing challenges combined into one brain age estimate. Is your brain younger than you are?
IQ-Style Test
A full IQ-style challenge mixing matrix reasoning, verbal logic, number patterns, and spatial puzzles into one composite score.
Brain Speed Test
Rapid-fire decisions, matching, and reactions against the clock. Measure your raw mental processing speed.
Cognitive Reflection Test
Famous trick-logic questions where the obvious answer is wrong. Can you override your gut and find the real one?
Time Estimation Test
Estimate and reproduce hidden time intervals — no timer, no counting. Discover whether your internal clock runs fast or slow.
Observation Test
Spot the odd one out, catch tiny changes, and notice what everyone else misses. Get your observation score.
🎉 Discover Your Brain
Fun brain tests and quizzes that reveal something about you — your thinking style, mental age, and more. Just for fun, honestly labeled, and made for sharing.
Left Brain / Right Brain Test
Are you the logical type or the creative type? Quick this-or-that questions reveal your percentage split across five thinking styles.
Mental Age Test
Answer everyday-scenario questions and discover the age your mind actually acts. Wise old soul or eternal teenager?
Common Sense Test
Simple everyday-logic questions that trip up more people than you'd expect. How much common sense do you really have?
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Trick Questions Test
Classic brain teasers and trick questions where the catch hides in plain sight. Every answer comes with the "aha" explanation.
Which Brain Test Should You Take?
Want to measure your brain? Start with the Brain Age Test or the IQ-Style Test. These combine genuine cognitive tasks — reaction speed, memory span, pattern reasoning — into a single score you can retest and improve. The Brain Speed Test measures how fast your mind works, the Cognitive Reflection Test checks whether you can override a wrong gut answer, the Time Estimation Test challenges your internal clock, and the Observation Test scores how much you notice that others miss.
Want to discover something about yourself? The Left Brain / Right Brain Test and Mental Age Test give you a shareable result in about three minutes — perfect for comparing with friends. The Trick Questions and Common Sense tests are for anyone who enjoys being fooled by a question and then seeing exactly how it fooled them. These are entertainment, and each one says so clearly, so you always know what kind of result you're getting.
Looking for something specific? If you want to measure or train one particular skill — memory, attention, reaction time, spatial reasoning, processing speed — head to our cognitive training homepage, where every brain function has its own dedicated tests and exercises.