This study focuses on proportional division, a specific problem type of proportions and proportional relationships, which embeds a part-part-whole relationship. We investigated how students in grades 6 to 9 solved and perceived three proportional division problems. Analysis of the students' performance on the tasks revealed three types of…

Systematic reviews are still a controversial topic in some quarters, with the arguments for and against their use being well-rehearsed. In an attempt to advance a more nuanced approach to thinking about systematic reviewing, this paper illustrates the wide range of theoretical perspectives, methodologies and purposes that underpin the vast range…

On the surface, learning a second language may seem to be a simple one- to two-year undertaking. Research shows, however, that it's a far more complex endeavor. This article considers the depth of learning required to become academically proficient in a second language. For instance, language learners learn the basics of reading in a second…

It is argued here that the general view, especially in the social sciences, of the specific status of evaluation is still deeply impregnated with completely absurd misrepresentations. A number of the worst are documented and refuted here, along with some suggestions as to their roots. It is stressed that the consequences of this tangled net of…

Critics of null hypothesis significance testing suggest that (a) its basic logic is invalid and (b) it addresses a question that is of no interest. In contrast to (a), I argue that the underlying logic of hypothesis testing is actually extremely straightforward and compelling. To substantiate that, I present examples showing that hypothesis…

Students often hold misconceptions about insulation, largely because they put on clothes to keep themselves warm--at least in winter in the cooler regions of Australia. The following activity is designed to identify students' misconceptions about insulation and provide an engaging, evidence-based activity to help address these misconceptions using…

Purpose: In light of the extensive empirical evidence that implicit theories have important motivational consequences for young people across a range of educational settings we seek to provide a summary of, and personal reflection on, implicit theory research and practice in physical education (PE). Overview: We first provide an introduction to…

Purpose: This paper aims to link findings from laboratory-based decision-making research and decision-making competence (DMC) aspects that may be central for career-related decision-making processes. Past research has identified individual differences in rational responses in decision situations, which the authors refer to as DMC. Although there…

There has been a dearth of published research exploring the scientific ideas that young children construct, particularly in prestigious periodicals in the science education genre. The current article discusses the reasons behind this lack of prominence, and suggests ways forward that may link work from the field of developmental psychology with…

When correcting a common misconception, it seems likely that for corrective feedback to be effective, it needs to be believed. In 2 experiments, we assessed how participants' belief in the validity of corrective feedback regarding individual misconceptions influenced knowledge revision. After responding about the validity of a set of…

The article deals with mathematical literacy in relation to mathematical knowledge and mathematical problems, and presents the Slovenian project NA-MA POTI, which aims to develop mathematical literacy at the national level, from kindergarten to secondary education. All of the topics treated represent starting points for our research, in which we…

This study examined the teaching-learning issues related to the language in the biology classroom. It has explored the main issues of biological language that encounter students and teachers in the teaching-learning processes. The objectives of the study were to explore the perceptions and experiences of secondary school teachers about language…

In this article, we discuss how sociolinguistics can serve as an entryway into conversations about diversity, equity, and social justice, as part of education for global citizenship. Our approach, informed by Critical Language Awareness (CLA) theory, engages students with both unfamiliar and familiar linguistic forms, in order to promote critical…

In the United States, rape culture is a prevalent phenomenon that has contributed to desensitization to scenes in popular media that might have been considered unacceptable in the past. This paper explores the proposal of a model (Rape Culture and Violence Legitimization Model, RCVL) to understand the factors that prompt a society's focus and…

There is a demographic and democratic imperative for social studies teachers to broach the issue of contemporary immigration in their classrooms. In this study, preservice social studies teachers (PSTs) viewed three documentary films that presented stories of immigration that run counter to the narrative projected by the Trump administration and…