Foreword; Preface; Acknowledgements; Contents; List of Figures ; List of Tables ; Abbreviations; Abstract; About the Authors; Implications of Open Access Repositories Quality Criteria and Features for Teachers' TPACK Development; Open Access Repositories and Digital Educational Resources; Study Objectives and Methodology; Analysis of the Prevalence of European Science Education OAR and Teachers' Perceptions About Their Usage; Analysis of the Most Common OAR Features and Their Implications on Teachers' Usage and of the Existence of Social Features and Their Impacts

Analysis of the Implications of OAR Usage and Quality Criteria on Teachers' Technological Pedagogical Content Knowledge (TPACK) Development Prevalence of European Science Education OAR and Teachers' Perceptions; Summary of Findings; Most Common European Science Education OAR Features and Their Implications; Summary of Findings; The Impact of OAR Usage in Teachers' TPACK Development; Summary of Findings; Results and Discussion; OAR Selection and Characterization; Summary of Findings; Impact of OAR Social Media Features on DER (re) use; Introduction to Science; Biology; Physics

Geology Mathematics; Chemistry; Summary of Findings; Relationship Between OAR Quality Criteria and Teachers' TPACK Development; OAR Visibility Dimension and Teachers' TPACK Development; OAR Policies Dimension and Teachers' TPACK Development; OAR Legal Aspects Dimension and Teachers' TPACK Development; OAR Metadata Dimension and Teachers' TPACK Development; OAR Logs and Statistics Dimension and Teachers' TPACK Development; Summary of Findings; Considerations; Final Remarks; References