Contents -- Series Foreword -- Foreword -- Acknowledgments and Project History -- Systems Thinking Concepts in This Book Collection -- Alignment to Common Core State Standards -- Next Generation Science Standards -- Introduction -- Toolkit -- Design Challenge Overviews -- Design Challenge 1 -- Design Challenge 2 -- Design Challenge 3 -- Design Challenge 4 -- Delving Deeper Into Systems Thinking -- Appendix A -- Appendix B -- Appendix C -- Appendix D -- Appendix E -- Notes -- References and Photo Credits -- Index.