This study examines the effectiveness of GeoGebra in enhancing students' conceptual understanding of points, lines, and angles within a socio-cultural learning context. A quasi-experimental, nonequivalent pretest-posttest design was utilized, involving 279 first-year secondary school students from four public schools in Rwanda. Participants were…

Learning to teach is a culturally situated activity. As teachers learn, it is important to understand not only what teachers learn, but how they learn. This article describes a qualitative case study of a subset of four teachers' learning during a professional development surrounding a plate tectonics curriculum. Using qualitative methods, this…

The literature shows that the integration of technological tools, like "GeoGebra," has the potential to improve the teaching and learning of mathematics. The aim of this study was to see whether "GeoGebra" could be used to address identified, systematic misconceptions that National Certificate Vocational (NCV) students hold…

This paper reports on a design-based implementation study of the use of a diagnostic classroom assessment tool framed on learning trajectories (LTs) for middle grades mathematics, where teachers and students are provided immediate data on students' progress along LTs. The study answers the question: "How can one characterize the challenges…

The design and implementation of hybrid, technology-enhanced learning environments is a sophisticated process, especially when incorporating relevant sociocultural factors to support culturally and linguistically diverse students' learning. In this paper, I review and provide a description of an iterative design process for a mobile-assisted…

This article shares pedagogical insights from a qualitative study examining the use of immersive social virtual worlds (SVWs) in language teaching and learning. Recognizing the language learning affordances of immersive virtual environments, this research examines the beliefs and practices of 'Karelia Kondor,' an avatar-learner and teacher of…

Heterosexism faced by sexual minority (lesbian, gay, bisexual, and queer/questioning [LGBQ]) students has been extensively studied internationally in the past 2 decades but has only recently received attention from Hong Kong Chinese society. Chinese LGBQ students are not guaranteed to be included in Hong Kong schools, where antidiscrimination…

A curriculum is a form of politics (Apple, 1993). The politics of a curriculum defines what is legitimate and valued and what is not. In Taiwan, the objectives of vocational high school (VHS) education are to prepare students to acquire relevant professional knowledge and practical skills and to integrate them into their future career development.…

The purpose of this study was to investigate the philosophical teaching perspectives of lecturers in teacher preparatory colleges in the Niger Delta of Nigeria as it relates to their choice of the language for classroom instruction. Specifically, the study explored the lecturers' perceptions regarding the role of Nigerian Creole in teacher…

In the Norwegian DoCTA and DoCTA NSS projects, we aimed to bring a theoretical perspective to the design of ICT-mediated learning environments that support the sociocultural aspects of human interaction and to evaluate their use. By taking a sociocultural perspective on learning activity focussing on the interpersonal social interaction in…