Conkers, why do you always want to pick them up? They appear every year, they don’t change colour, they don’t change shape, the wrapping doesn’t change. But, they make an excellent subject for a study of how background colour changes our impression of what we are seeing.
Saturday, 8 October 2011
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Looks like little green Martians in a photo booth!
ReplyDeleteI am so sorry I missed last Monday's talk, P did invite me but I'd forgotten it was last week and believed I couldn't come as I'm busy next Monday! Doh! If any space comes up on the work shop, I'd love to come!