ISBN-13: 9781474992275 / Angielski / Miękka / 80 str.
Billy and the Mini Monsters share a strong message about caring for the planet. Billy is learning how to take care of the planet, and the Mini Monster's want to help to... so they join the school trip to the recycling centre. But what will happen when Gloop falls into the recycling machine?Another laugh-out-loud Billy and the Mini Monsters story, with a strong underlying message about looking after the planet.