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 Challenges Overview -- Design Challenge 1 -- Design Challenge 2 -- Design Challenge 3 -- Design Challenge 4 -- Design Challenge 5 -- Design Challenge 6 -- Delving Deeper Into Systems Thinking -- Appendix A -- Appendix B -- Appendix C -- Appendix D -- Appendix E -- References -- Index.