Optical Illusions That'll Fool You Every Time!

Stare at the black cross, and slowly the blank spaces will become green. 

  

When you focus your eyes above this line, the black and white dots will look like they are rotating clockwise.

Keep your eyes on the green dot and the yellow ones will soon disappear. 

Keep your eyes on the black dot and the grey strip will turn blue. 

Can you see the dark bands appearing as the concentric circles pass over each other?

 Which way is this train going?

 These blue lines look like they’re moving in pairs

 Is this a painting of cats or of birds? 

 Not making it any clearer...

 Where does the extra square in this triangle go?

 Look at this black dot and see the outlines filled in with color. 

 Keep your eyes on the black dot and the grey strip will turn blue. 

 The famous Penrose triangle is an impossible figure. Don't look too long, it may drive you insane.