This book offers museum learning researchers and practitioners--educators, explainers, and exhibit developers--a new approach for fostering group inquiry at interactive science exhibits. The Juicy Question game, developed at the Exploratorium in San Francisco, engages group members in a simple process of inquiry that helps them work together interrogate exhibit phenomena more deeply. and widens their both families and student field trip groups. The approach is easy to implement and yields clear results. The results are summarized in a set of practice principles that can be used by other