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Mental Rotation Test
Compare two flat block shapes and decide if they are the SAME (rotated) or DIFFERENT. 15 rounds total.
How This Puzzle Works
Compare two flat block shapes and decide whether the second is the same shape rotated by 90°, 180°, or 270°, or a different shape. After 15 rounds, you see your correct answers and average time per decision.
Comparing Results
These results describe your performance on this puzzle, not IQ, career aptitude or a population percentile. Different shapes and familiarity with the game can change your results. Display, input-device and browser delays also affect timing, so use the same setup when comparing attempts.