More optical illusions- a PPT for your EFL / ESOL classroom

This picture is not animated - it just looks like it's moving!

I've just found more another optical illusion powerpoint on my hard drive. I don't know where it came from!  You'll  need an IAWB or a projector to show it and it makes a great warmer, filler or cooler for your lessons.


Click the link below to download it.


OpticalIllusions : http://chrisspeck.files.wordpress.com/2012/03/opticalillusions.pptx