Book excerpt: Can you guess what color is next in the rainbow? Explore your way through the peek-a-boo holes and see a red apple, green frog and more in this new addition to the bestselling Little Learners range from Parragon. This unique, chunky board book has been developed with an educational consultant to support the learning of colors and simple concepts. The interactive play format, with peek-a-boo holes to follow through each page, supports development of hand-eye coordination and creative thinking in babies and toddlers from 0+.