Join Detective Dog Nell, her owner Peter and all his friends in this must-have sticker book based on the bestselling picture book The Detective Dog by Julia Donaldson and Sara Oglivie. Who's been stealing all the children's books? Help solve the mystery as you join in with colouring pencils and stickers! Packed with games, activities and over four hundred stickers, The Detective Dog Sticker Book is perfect for journeys, rainy days and school holidays - a great gift for any child.