Facts101 is your complete guide to The World of Children. In this book, you will learn topics such as Prenatal Development and Birth, Physical Development in Infants and Toddlers, Cognitive Development in Infants and Toddlers, and Socioemotional Development in Infants and Toddlers plus much more. With key features such as key terms, people and places, Facts101 gives you all the information you need to prepare for your next exam. Our practice tests are specific to the textbook and we have designed tools to make the most of your limited study time.