Monday, April 6, 2015

Picciotto-Hamilton Rainbow Squares GARY ANTONICK Can you help a band of leprechauns paint a series of rainbows? A math challenge by educators Henri Picciotto and Gordon Hamilton. April 6, 2015 at 12:00AM http://nyti.ms/1Dc1D29 The New York Times Crosswords/Games Mathematics, Puzzles



By GARY ANTONICK via NYT / Eethg. Corps. Inc. / Terrence Herschel G. Crosswords/Games http://nyti.ms/1Dc1D29 Picciotto-Hamilton Rainbow Squares April 6, 2015 at 12:00AM The New York Times