Books published by The Blue Sky Press

Captain Underpants and the Preposterous Plight of the Purple Potty People

The Blue Sky Press | August 1, 2006 | 176 pages
Harold and George's time-traveling Purple Potty lands them in an alternate universe where everything seems delightful, but evil lurks just beneath the surface, and leads to a battle between Captain Underpants and his own evil twin.  More Info

How Do Dinosaurs Say Happy Birthday?

The Blue Sky Press | September 1, 2011 | 12 pages
Illustrations and rhyming text present some of the different ways a dinosaur can make her birthday party special, from thanking guests for their gifts to sharing large pieces of cake.  More Info