Originally published in slightly different form in Great Britain by Meadowside Children's Books Originally published in a slightly different form by Hyperion Books for Children, 2000. Previously published in a slightly different format as "Grandads secret giant" by Frances Lincoln Childrens Books in 2017. Originally published in slightly different form by Barron's in 2015. Originally published in a slightly different form by Mouseworks in 1999. Originally published in slightly different form by Alfred A. Knopf, an imprint of Random House Children's Books, New York, in 1996. "Originally published in slightly different form by Mouseworks in 1999"--P. [4] of cover. "Originally published in a slightly different form by Golden Books, New York, in 1963." Originally published in Great Britain in 2004 by Macmillan Children's Books Originally published in slightly different format in 2014