This text investigates the foundational empirical research and methodological frameworks that define the field of child psychology. The authors, D. S. Palermo and Lewis P. Lipsitt, compile a selection of primary research papers to illustrate the evolution of developmental theories. The book serves as a pedagogical tool for students to analyze how experimental data informs our understanding of cognitive, social, and physical growth in children.

Academic reviewers frequently cite this collection as a useful reference for understanding the historical development of psychological research methods. It is widely regarded as a foundational resource for students seeking to engage directly with primary source literature in the field of developmental psychology.