Learning to count is fun in this entertaining book of numbers from the creators of the #1 New York Times Bestsellers, The Day the Crayons Quit and The Day the Crayons Came Home. Poor Duncan! His favourite colours have gone missing. Can you help find them for him and count along the way? From the creative minds behind the The Day the Crayons Quit and The Day the Crayons Came Home comes a colourful board book introducing young readers to numbers.