In the UK, Richard Merritts Art Therapy Colouring Book sits in fourth spot on Amazons bestseller lists, Millie Marottas Animal Kingdom  detailed pictures of animals to colour  sits in seventh and a mindfulness colouring book sits in ninth.

In the UK, Richard Merritts Art Therapy Colouring Book is in fourth place on Amazons bestseller lists, Millie Marottas Animal Kingdom  detailed pictures of animals to colour  is in seventh and a mindfulness colouring book is in ninth.
