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Filtered by tag: illusion

5 1 Grey Squares Illusion
Square A is the exact same shade of gray as square B. It's true, check out the reconstruction.
Doable
6.0
2 1 Are the lines parallel?
Are the horizontal lines in the picture parallel?
illusion Submitted by Valentin
Easy
2.8
1 3 Right or Left?
This is interesting. Look at the animation below. Do you see the girl spinning clockwise or counter-clockwise
Doable
4.0