This beautiful box is brimming with gorgeous PANTONE colors and surprises. With a volume for each color of the rainbow-red, orange, yellow, green, blue, and purple-these six chunky board books feature simple peek-through cutouts that transform as you turn the pages. Simple text prompts parents and children to label objects and observe lighter and darker shades of the same color family, promoting a new way of noticing the colorful-and surprising-world around us.