Lift the Flap: First Sounds encourages 1- to 2-year-olds to build on their language skills while having fun. It uses words and images familiar in a baby's world, and young children will love the combination of bright colors and baby photographs.Lift the Flap: First Sounds encourages 1- to 2-year-olds to build on their language skills while having fun. It uses words and images familiar in a baby's world, and young children will love the combination of bright colors and baby photographs.