LA presentation...
optical illusions!(:
and then there was this picture in my powerpoint of a "headless man" optical illusion
my class was laughing like crazy .XDDDDDDD
ROFL.
the link to the website
this website has loads of cool optical illusions... XD
http://www.moillusions.com/
oh ,and the olympics ones are quite funny also^^
the 3D chalk drawing are amazing,GO LOOK!:*