'Word liar' diaporamas de présentation

OPTICAL ILLUSION

1.14k views • 29 slides

Cool art that will mess with your head

715 views • 20 slides

Cool art that will mess with your head

340 views • 20 slides

Count the black dots

Count the black dots. Despite what your eyes tell you, they are perfectly parallel. Are the horizontal lines parallel ?. Is the circle in the left center larger than the one in the right center ?. Stare intently at the black dot for about twenty seconds, and the gray haze will fade away. .

371 views • 17 slides