Enigma 254: Triangular addition - From New Scientist #1401, 15th March 1984 [link] Below is an addition sum with letters substituted for digits. The same letter stands for the same digit wh...
Friday, June 06, 2008
Illustration Friday - Forgotten
Its so long since I've done an Illustration Friday I'd forgotten how difficult it is to select what medium I've used on the input page.... this one was drawn in pencil and pen then scanned and inverted.
In fact I think its almost a year... the last one being Fortune last July.
What do you do to help yourself remember things?