A Piaget PrimerBy: Dorothy G. Singer, Tracey A. Revenson Offers a fascinating and understandable account of childhood development for anyoneeducation and psychology students, day care center workers and nursery school teachers, and parents. Jean Piaget is arguably the most important figure of the twentieth century in the field of child psychology. Over more than six decades of studying and working with children, he brilliantly and insightfully charted the stages of