Up/down, in/out, over/under, big/little, long/short… This glittering board book, filled with colorful images from Rainbow Fish's undersea world, is the perfect introduction for very young children to the concept of opposites. In keeping with the classic picture book story, The Rainbow Fish, the book ends with the most satisfying opposite of all—give and take—as Rainbow Fish shares one of his shining scales with a friend. • The best selling board book returns with a new trim size and up to date safety compliance, to delight a new generation of readers. • Safe, simple, and fun! • A baby themed introduction to the best selling Rainbow Fish series.