September 24, 2006 at 7:34 pm · Filed under Brain exercises, Brain games, Brain teasers, Mind Games
1) In your eyes?
2) In reality?
Do you have a guess on what is going on? Answer posted as a Comment.
If you liked this brain teaser, you will enjoy these Top 10 Brain Teasers and Games, with a neuroscience angle.
yes they are parallel
Yes, they are parallel. Pay attention to a single row, and then look at the adjacent one. The lines appear parallel.
Lines outside direct focus, in peripheral vision, bend.
black colour makes the surrounded white look smaller in surface
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