In this paper we present a simple dimensional analysis exercise that allows us to derive the equation for the Hawking temperature of a black hole. The exercise is intended for high school students, and it is developed from a chapter of Stephen Hawking's bestseller "A Brief History of Time."

This article traces the 75-year history of ELT Journal, using this as a means to cast light on trends in ELT over the same period and to acknowledge various sources of thought and practice. In the first part (1946-1971), the focus is on how the journal contributed to the establishment of a methodological orthodoxy which was relatively unaffected…

Garden gnomes: magical or tacky? Well, art is in the eye of the beholder, and for the author's advanced seventh-grade art class, garden gnomes are magical. Gnomes have a very long history, dating back to medieval times. A fairytale describes them as brownie-like creatures that are nocturnal helpers. In this article, the author describes how her…

This paper unites the history of Computer Science (CS) Education in Ireland by plotting Ireland's roadmap leading to the implementation of formal Computer Science Education in schools. It first outlines the educational system in Ireland. The history roadmap starts in the 1970s with the first notions of introducing computing in post-primary school,…

Discusses the life of physicist Stephen W. Hawking and his book "A Brief History of Time." Describes his attraction to people of all ages in spite of his areas of expertise and disabilities. (MVL)

Numerous stories raise concerns that as the pandemic ends, there might be a rash of public school teachers that opt to leave teaching. Will a recovering economy combined with an extremely challenging school year lead to very high levels of teacher attrition just when school recovery efforts are kicking into high gear? Of course, it is too soon to…

It is our contention that we are in a crisis of curriculum that can be seen from calls to defund public education to the reduction of children to scores on annual assessments. We also point to a crisis in studies of curriculum that the critical tools necessary to consider and critique curricular practices have been intentionally removed from…

In Italian secondary schools, it is not literature that is studied but the history of literature; it is not philosophy that is studied but the history of philosophy. Similarly, in higher education, history students even have to take an exam in the history of historiography. This is to say that in Italy, history plays a key cultural role. That is…

That idea that problem-based learning (PBL) is more motivating that traditional education has been prevalent since the inception of PBL at McMaster University in the late 1960s. Evidencing this through empirical research, however, has proven to be a lot more problematic. This paper retraces how the discourse on motivation started from a laymen's…

A quote widely attributed to Eleanor Roosevelt is, "Character building begins in infancy and continues until death." Everyone's character is a "work in progress." Just as that is true for individuals, it is also true for organizations like Character.org and for frameworks like the "Eleven Principles of Effective Character…

Isocrates is one of the most remarkable and influential figures in the history of human thought. The influence of his ideas in the history of historical writing, rhetoric, the visual arts, music, religion and theology, political science, philosophy and, above all, educational philosophy and practice in Europe, Australia, North America, North…

Concerns about health and disease have long pervaded mathematics education research, yet their implications have been underappreciated. This article focuses on three contemporary relationships amplified by the COVID-19 pandemic: (1) school mathematics and national health; (2) mathematics educators' roles in distinguishing the health needs of…

Those people involved in the professional development school (PDS) effort have arrived at a time in their brief history when PDS partnerships can break the status quo and become contemporary laboratories of innovation for ushering in change and a new era of PK-12 education integrated with teacher education. In this chapter, the author appreciates…

Self-injurious behaviors (SIB) are elevated in autism spectrum disorder (ASD) and related genetic disorders, but the genetic and biological mechanisms that contribute to SIB in ASD are poorly understood. This study examined rates and predictors of SIB in 112 individuals with disruptive mutations to ASD-risk genes. Current SIB were reported in 30%…

Starting from the state of conceptual diversity, semantic ambiguity, and poor connection of family life education practices to current policies and theoretical models in Romania, our study aims at understanding the underlying meanings of these issues by recourse to the history of approaches in the field. To this purpose, we carried out a…