After the children in the school playground stop playing with him, a snake finds a better home in one of the classrooms.

Despite his mother's warning not to wander, Small Green Snake wiggles away to investigate the new sound from across the garden wall.

From Number One bestselling picture book duo, David Walliams and Tony Ross, comes this ssssspectacularly funny picture book for children of 3 and up.

Beneath a sea-blue sky, a young boy swings on the bars in the school playground, only to have a green tree snake sneak up on him.