Acknowledgments -- Contents -- Summary -- Part I: Learning Science in Informal Environments -- 1 Introduction -- 2 Theoretical Perspectives -- 3 Assessment -- Part II: Venues and Configurations -- 4 Everyday Settings and Family Activities -- 5 Science Learning in Designed Settings -- 6 Programs for Young and Old -- Part III: Cross-Cutting Features -- 7 Diversity and Equity -- 8 Media -- Part IV: Conclusions, Recommendations, and Future Directions -- 9 Conclusions and Recommendations -- Appendix A: Biographical Sketches of Committee Members and Staff -- Appendix B: Some Technical Considerations in Assessment -- Index.