Seeing is believing!

	or is it?
	Which flower has the bigger centre? The one with the small petals or the one with the larger petals?
	Which line is longer?
	Are the three green lines parallel, converging or diverging?
Take a ruler and check your answers.
There are many sites on the Internet that have optical illusions, some with good explanations why and how they work. Some sites are listed below to start you off on an optical experience. Eye Magic Optical Illusions - http://www.harmsy.freeuk.com/eyemagic.html FANTASTIC Optical Illusions!!! - http://www.ads-online.on.ca/illusion/directory.html Fun & Games - http://www.grand-illusions.com/ Optical Illusions - http://www.optillusions.com/ Optical Illusion at Eyetricks - http://www.eyetricks.com/ Optical Illusions presented by COLORCUBE.com! - http://www.colorcube.com/illusions/illusion.htm