A closer lookat how you think.
Free memory, reasoning and speed tests. Short challenges with instant scores, no sign-up, and clear explanations.
Begin a challenge- Made for curiosity
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- Practice at your own pace
Different skills.
New discoveries.
Start with a little curiosity. Every challenge is ready to try.
Browse all testsPhotographic memory test
Memory3–5 min
Look closely. Look away. Discover how much of a visual pattern stays with you.
Start the testAbstract reasoning test
Reasoning5–8 min
Find the rule hiding in a sequence of shapes. Follow the pattern to what comes next.
Start the testLogic test
Reasoning6–10 min
Read a few statements and decide what must follow from them. 15 original questions on order, if–then rules and all, some and none, with every answer explained.
Start the testWorking memory test
Memory3–5 min
Hold a sequence in mind, then bring it back. See how far your recall can stretch.
Start the testReaction time test
Speed1–2 min
Wait for the circle to fill, then tap as fast as you can. See how quickly you react, in milliseconds.
Start the testChoice reaction test
Speed2–3 min
An arrow appears: press the way it points, as fast as you can. Then hollow arrows flip the rule. See how fast you react when there’s a choice to make.
Start the testClick speed test
Speed1–2 min
Click as fast as you can before the timer runs out. See your clicks per second, from a one-second burst to a full minute.
Start the testSpacebar counter
Speed1–2 min
Press the spacebar as many times as you can before time runs out. Count your presses and see your speed per second.
Start the testSchulte table
Speed1–3 min
Find the numbers in order, as fast as you can, on a scrambled grid. A classic exercise for focus and visual search.
Start the testTrail making test
Speed2–4 min
Connect scattered circles in order as fast as you can: numbers first, then numbers and letters in turn.
Start the testStroop test
Speed2–3 min
Name the color of the ink, not the word. See how much a mismatched word slows you down, in milliseconds.
Start the testTone deaf test
Perception2–3 min
Two tones, one after the other: was the second higher or lower? Find the smallest pitch difference you can hear.
Start the testPeripheral vision test
Perception2–3 min
Keep your eyes on the center and catch faint flashes at the edge of your view. See how far out your side vision reaches.
Start the testColor blind test
Perception2–3 min
Read the numbers hidden in dot plates. See whether red–green or blue–yellow plates give you trouble, in about two minutes.
Start the testColor IQ test
Perception3–6 min
Put rows of colored caps in order, from one hue to the next. See how finely you tell colors apart, with a score where 0 is perfect.
Start the test
