Discover Series Books for Babies & Toddlers Crabs are amazing creatures and this book features 25 full-color photographs of crabs with a simple title beneath each image. Designed without distractions for babies and toddlers—your little ones will love the bright colors, interesting animals and the chance to discover new things. Used as a jumpstart for interaction, Discover Series Picture Books are a great way to introduce animals, their sounds and colors to kids. Use this photo dictionary as a learning tool. Each photo has a clear title beneath it for identification. Language learners, children, and people looking to build their vocabulary can use this simple book to learn new words.