This definitive volume provides state-of-the-art summaries of current research by leading specialists in different areas of cognitive development. Forms part of a series of four Blackwell Handbooks in Developmental Psychology spanning infancy to adulthood. Covers all the major topics in research and theory about childhood cognitive development. Synthesizes the latest research findings in an accessible manner. Includes chapters on abnormal cognitive development and theoretical perspectives, as well as basic research topics. Now available in full text online via xreferplus, the award-winning reference library on the web from xrefer. For more information, visit www.xreferplus.com