This is a ten-question quiz that may help to change the way you view your surroundings. Many of these optical illusions will be familiar to you, but your participation is still welcomed warmly. Feel free to pass if you are unsure of how to answer, or if you are unsatisfied with the choices given. Results will be calculated as part of an experimental study.
Red
Green
Pass
Yes
No
Pass
70
Yes
No
Pass
Red
Blue
Pass
The brim is wider than the hat is tall.
The hat is taller than the brim is wide.
Pass
Yes
No
Pass
Yes
No
Pass
Left
Right
Pass
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