communICTy

This is a photograph of Neuchatel, Switzerland. It looks like someone has taken a red pencil and has drawn a couple of lines on the picture, right ?…

Wrong ! The red lines you see are actually PAINTED ON THE BUILDINGS !

I’ve found this really good site with all the classic optical illusions, but some really cool new ones too.
[slideshare id=155015&doc=illusions-1194182278200099-1&w=425]
I’ve made a powerpoint presentation that can either be shown or printed out as a wall display. This keeps my classes amused whilst waiting to come into my room. It also occupies anyone I ask to step outside!
illusion.ppt

To visit the site go to www.planetperplex.com