1. Starting the Third Decade: Reaching Further and Deeper

   • Douglas McDougall

   EditorialNotes 12 April 2021 Pages: 1 - 4

2. À l’aube d’une troisième décennie: aller encore plus loin et plus en profondeur

   • Douglas McDougall

   EditorialNotes 12 April 2021 Pages: 5 - 8

3. Les espaces de travail connectés : une perspective nouvelle pour la modélisation dans le secondaire?

   • Jean-Baptiste Lagrange

   OriginalPaper 18 February 2021 Pages: 9 - 28

   

4. Students’ Views on Transition to University: The Role of Mathematical Tasks

   • Ann O’Shea
   • Sinéad Breen

   OriginalPaper 27 March 2021 Pages: 29 - 43

5. University Faculty Opinions of Preservice Teachers’ Technological Readiness

   • Anass Bayaga
   • Michael J. Bossé
   • Sylvan Blignaut

   OriginalPaper 24 March 2021 Pages: 44 - 64

6. Correction to: University Faculty Opinions of Preservice Teachers’ Technological Readiness

   • Anass Bayaga
   • Michael J. Bossé
   • Sylvan Blignaut

   Correction 12 April 2021 Pages: 65 - 66

7. When I Believe, I Can: Success STEMs from My Perceptions

   • Hyunkyung Kwon
   • Robert M. Capraro
   • Mary Margaret Capraro

   OriginalPaper 17 February 2021 Pages: 67 - 85

8. L’interface éducation formelle et non formelle : un chantier en partage pour éduquer à la citoyenneté scientifique

   • Muriel Guedj
   • Benoît Urgelli

   OriginalPaper 17 February 2021 Pages: 86 - 99

9. Engagement and Satisfaction: Mixed-Method Analysis of Blended Learning in the Sciences

   • Stephen Lane
   • John G. Hoang
   • Anna Rissanen

   OriginalPaper 15 April 2021 Pages: 100 - 122

10. “It Depends …”: Using Ambiguities to Better Understand Mathematics Teachers’ Decision-making

    • Amanda Milewski
    • Ander Erickson
    • Patricio Herbst

    OriginalPaper 14 April 2021 Pages: 123 - 144

    

11. L’analyse de tâches probabilistes proposées dans des cahiers d’apprentissage destinés à l’enseignement-apprentissage des mathématiques au primaire au Québec : exemplification de tâches inscrites dans l’approche fréquentielle

    • Vincent Martin
    • Sabrina Héroux
    • Mathieu Thibault

    OriginalPaper 24 February 2021 Pages: 145 - 165

    

12. Informed-Decision Regarding Global Warming and Climate Change Among High School Students in the United Kingdom

    • Premnadh M. Kurup
    • Ralph Levinson
    • Xia Li

    OriginalPaper Open access 10 February 2021 Pages: 166 - 185

    

13. The Effects of Blog-Based Learning on Pre-service Science Teachers’ Internet Self-efficacy and Understanding of Atmosphere-Related Environmental Issues

    • Sakip Kahraman

    OriginalPaper 15 March 2021 Pages: 186 - 206

    

14. Confusions on “Guidance” in Inquiry-Based Science Teaching: a Response to Aditomo and Klieme (2020)

    • Lin Zhang
    • William W. Cobern

    OriginalPaper 15 November 2020 Pages: 207 - 212

15. Controversy and Critical Exhibitions: Envisioning a Fourth Generation of Science Museums

    • Léonie J. Rennie

    Commentary 23 March 2021 Pages: 213 - 218