So who owns the roundest head in the world? We guess you'll have to figure this one out on your own! You have this coloring book to work with for the next few minutes. Coloring helps you understand shapes, lines, forms and colors. It's a great activity to boost handwriting and motor skills, too Grab a copy now! | The Roundest Head in the World Coloring Book by Activibooks for Kids, Paperback | Indigo Chapters