Download or read book How Deep is the Sea? written by Anna Milbourne and published by Picture Books. This book was released on 2009 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: Pipkin the smallest penguin is always asking questions, but what he wants to know most of all is how high is the sky? So, he sets off to see how far up the sky goes and finds that it really is very high indeed. Includes special fold-out poster at the end of the book.