Description: Baby and the baby animals are getting dressed! Wiggling and squirming inside their shirts. Come on, everyone, cheer up! Come out, kitty! Come out, bear! Come out, our baby, too! Peekaboo! Peekaboo! Peekaboo! Enjoy dressing and color play with these adorable baby animals. Have fun with peekaboo giggles while learning about object permanence! Cute animals appear, putting on colorful rainbow-hued t-shirts as they play peekaboo. When you call out, "Come out, kitty!", the cat wearing the shirt pops its head out through the collar and answers with a cheerful "Peekaboo!" One by one, a monkey, an elephant, a bear, a duck, and finally an adorable baby appear, popping their heads out with a happy "Peekaboo!" Peekaboo may seem like a very simple game, but it's actually an incredibly important activity for a baby's development. When babies see an object they were watching become slightly hidden, they believe it has disappeared forever. That's why playing peekaboo brings both surprise and relief as the hidden object reappears, making it such an enjoyable game. Around 7-8 months of age, babies begin to develop the concept of object permanence — understanding that an object still exists and can be found even when it's out of sight. This is also the period when babies develop discrimination and categorization skills, starting to show preferences for certain colors, toys, or animals. Repeating actions like the peekaboo game during this time naturally helps babies learn object permanence. Additionally, when the cute animals pop their heads out and shout "Peekaboo!", it helps children see getting dressed as a fun and exciting game. Peekaboo: Learn Colors While Wearing Pretty Rainbow-Colored Shirts! A baby's color perception develops alongside their visual development. By around 4 months of age, babies begin distinguishing colors similarly to adults, gradually developing color preferences. Since every object a baby encounters has a color, color carries great significance for babies. Babies especially tend to prefer colors with high brightness, clarity, and strong contrast. The seven rainbow colors featured in this book — red, orange, yellow, green, blue, indigo, and purple — are among babies' favorite colors. A cat appears from the red shirt, a monkey from the orange one, a bear from the yellow one, an elephant from the green one, twin ducks from the blue and indigo ones, and finally, the adorable baby pops its head out from the purple shirt. Through this peekaboo play, babies can learn not only object permanence but also the differences between the seven colors and their names. Furthermore, finding rainbow-colored objects around the baby naturally nurtures their color perception abilities, supporting both brain development and emotional growth. Peekaboo: A Picture Book That Encourages Mother-Child Interaction! Designed for young babies who cannot yet read on their own, Rainbow Peekaboo! is a picture book that strengthens the bond between baby and mother. Even before a baby can fully express themselves, a mother can respond appropriately to their reactions, encouraging further engagement. Using the book's pattern of calling out "Come out, ___!" and having the baby animal respond with "Peekaboo!", parent and child can take turns playing different roles and exchanging words. For babies who are learning to recognize the names of objects around them, it's wonderful to repeatedly read aloud the names of the animals and colors featured in the book. Asking questions like, "The elephant is wearing a green shirt, isn't it?" or "What color is our baby wearing?" and continuously communicating with your baby will help them enjoy the book even more. Peekaboo: A Lovable Baby Book by a Leading Korean Picture Book Author! Author Choi Jeong-seon has worked for many years as a children's book editor, planning numerous titles. Her books for young babies, including Opposites and Stuck to Daddy, have received steady love from readers. With this book, Choi Jeong-seon combines the essential concepts of object permanence and color recognition that are so important for babies aged 0-3. In particular, by connecting animals and colors — subjects babies love — she makes cognitive learning fun and playful. Illustrator Kim Dong-sung is one of Korea's leading illustrators, having earned international acclaim at the Bologna Children's Book Fair and the Frankfurt Book Fair.