Willie is a naughty young hippo, who lives in a Safari Park.
He escapes from his pen in the evenings and has fun with his friends.
This is the second book in the series.
Willie Goes for a Swim was the first.
In testing, children from 18 months to 7 years have asked for this to be re-read to them.
Contains pages to be coloured-in (or copied if you prefer).