Previously published in larger format (31 cm.) in 2004 Previously published in Italy by La Coccinella in 2010 Originally published in a different form in 2002 Originally published in ebook format in 2012. Previously published by Alfred A. Knopf, New York, in 2010 Previously published by HarperCollins, 2002. Previously published in hardback as The Egg Race First published in Great Britain 2004 Previously published by: Begin Smart, 2008