5123 things BIG & JUMBO Coloring Book JUMBO, GIANT and BIG Pictures: Each picture is HUGE which is more fun to Color. Toddlers will definitely love it.Dark Thick Lines and Simple Pictures Makes it easy for toddlers to enjoy coloring. Each picture has heavy, chunky black lines--are eye-catching and child-friendly. Great for toddlers, kindergarten and preschool age children. JUMBO, GIANT and BIG Pictures Wide Variety of pictures: Dark Thick Lines and Simple Pictures: Includes more then 100 Pages !: Dimensions: 8.5 x 0.28 x 11 inches