Slime is a children’s book written by David Walliams and illustrated by Tony Ross. Download it from here completely free in PDF version or read this book online.
The story is set on the Isle of Mulch, a little island inhabited by a large number of horrible grown-ups. These adults run everything from the school to the local park to the toy shop and they delight in making children miserable. The island’s ownership lies with the most awful of them all: Aunt Greta Greed. But there’s hope!