The Number One New York Times Bestseller! Debut writer Drew Daywalt and international bestseller Oliver Jeffers team as much as create a colourful solution to a crayon-based crisis on this playful, imaginative story as a way to have children laughing and playing with their crayons in a complete new way. Poor Duncan just wants to colour in. But if he opens his box of crayons, he only finds letters, all saying the similar thing: We quit! Beige is tired of playing second fiddle to Brown, Blue needs a break from colouring in all that water, whilst Pink just wants for use., Green has no complaints, but Orange and Yellow are no longer speaking to one another. The battle lines have been drawn. What is Duncan to do?