Is your brain fooling you? Check out this optical illusion!
The "Spinning Dancer" illusion has one correct way. | ResetEra
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File:Spinning Dancer.gif - Wikipedia
The spinning silhouette illusion (aka the spinning dancer illusion) - YouTube | Illusions, Ballerina illusion, Silhouette
Right Before Your Eyes: The Science Behind The Famous Spinning Dancer Optical Illusion
solution' for spinning dancer girl illusion - defined for both directions - YouTube
Ballerina brain holds secret to balance › News in Science (ABC Science)
Which way do YOU think the dancer is spinning? | Daily Mail Online