A review by pwbalto
Up and Down by Oliver Jeffers

5.0

Our dear friends the little boy in the striped shirt and the penguin from Lost and Found are back, playing backgammon and shouting through tin can telephones at each other. Being boys. When the penguin decides he wants to fly, the boy is as supportive as ever, providing research and technology assistance. But they get separated on a fact-finding mission to the zoo, and the penguin falls in with a fellow who wants to shoot him out of a cannon.

Full review on Pink Me: http://pinkme.typepad.com/pink-me/2011/02/up-and-down-by-oliver-jeffers-review.html