Thursday, June 5, 2014

Are they parallel or bent? - Awesome Optical Illusions

Are the two purple lines parallel or are they bent?

What do you see? - Awesome Optical Illusions

What do you see?




 Rectangles or diamonds? Or both?
(This one makes me dizzy)

Wednesday, June 4, 2014

Do the solid black lines seem to bend?

Do the solid black lines seem to bend?


Use a straightedge to see if they do bend.