Pre-university students’ mathematical connections when sketching the graph of derivative and antiderivative functions Javier García-GarcíaCrisólogo Dolores-Flores Original Article 14 October 2019 Pages: 1 - 22
Piloting national diagnostic assessment for strategic calculation Mellony GravenHamsa Venkat Original Article Open access 18 November 2019 Pages: 23 - 42
Assessing preschool children’s maps against the first four levels of the primary curriculum: lessons to learn Caroline CohrssenCatherine Pearn Original Article 17 December 2019 Pages: 43 - 60
Students from grade 2 to grade 10 solving a Fermi problem: analysis of emerging models Irene FerrandoLluís Albarracín Original Article 03 December 2019 Pages: 61 - 78
Minding the nouns and verbs: definitions that respect knowledge development Joshua D. Chesler BriefCommunication 10 December 2019 Pages: 79 - 87
Teaching students to apply formula using instructional materials: a case of a Singapore teacher’s practice Leong Yew HoongCheng Lu PienToh Tin Lam Original Article 16 November 2019 Pages: 89 - 111
Generalizations of third and fifth graders within a functional approach to early algebra Eder PintoMaría C. Cañadas Original Article 16 December 2019 Pages: 113 - 134
Relationships between self-efficacy and achievement moderated by teacher interaction: an international comparison study Jihyun HwangYeajin Ham Original Article 30 July 2019 Pages: 135 - 162
Using complex learning tasks to build procedural fluency and financial literacy for young people with intellectual disability Sarah HopkinsRichard O’Donovan Original Article 30 July 2019 Pages: 163 - 181
A new ontology of reasons for inferentialism: redefining the notion of conceptualization and proposing an observer effect on assessment Yusuke UegataniHiroki Otani Original Article 25 October 2019 Pages: 183 - 199
