Prop boxes are a collection of materials for sociodramatic play in which children act out authentic roles and scenes of the real world. Teachers collect materials around a topic or theme that connects to students' interests and addresses academic standards across multiple subjects. In this article, the authors suggest that prop boxes can make more time in the school day for social studies learning and play. The authors share suggestions for designing and implementing prop boxes with young children. Several examples of social studies prop boxes for kindergarten and first grade are investigated.