Although Ghana's comprehensive sexuality education (CSE) program has been lauded, no study has examined its association with the sexual health outcomes of Ghanaian youth. Using data collected from 2,982 in-school youth (male = 1,820 and female = 1,162) aged 15 to 17 years in three administrative regions of the country, we applied discrete-time…

This study examined middle school students' knowledge and beliefs about earthquake and tsunami through a multidimensional perspective of conceptual change theory. Four related constructs of conceptual change were examined including students' science knowledge, preparedness knowledge, ontological beliefs, and epistemic beliefs. Students responded…

False interpretations of sex make sex education less prioritized by parents in educating their children. This condition is considered as the cause of increased child abuse, violence, and sex crimes. This research aims to reveal the social construction of parents' sexual education Bugis-Makassar families. The research used a qualitative approach…

Six US first-year university students in humanities or social science degree programmes were interviewed while solving 4 tasks on continuity and asymptotes in a required mathematics course. The focus was on how the students referred to the definitions or to the concept images when solving the tasks and if partial understandings appeared. Partial…

Mathematics education consists of numerous factors, and a vital factor is teachers. Therefore, well-trained teachers play a crucial role in the education system. In this context, the pedagogical content knowledge of teachers forms a vital foundation for effective mathematics teaching. The study aimed to examine the pedagogical content knowledge of…

Reactions in aqueous solutions are an important part of chemistry education. As experience shows, they are particularly difficult for students to understand. Hydrolysis is one such reaction. It occurs in organic and inorganic compounds with either covalent and ionic structures, but salt hydrolysis is a special example. Salt hydrolysis is complex,…

Enzyme-substrate interactions are a fundamental concept of biochemistry that is built upon throughout multiple biochemistry courses. Central to understanding enzyme-substrate interactions is specific knowledge of exactly how an enzyme and substrate interact. Within this narrower topic, students must understand the various binding sites on an…

People with disabilities deserve equal access to high-quality education, including comprehensive sexuality education (CSE). However, misconception and stigma about disability and poor access to sexual and reproductive health services hinder young people from obtaining high-quality CSE, including in formal education. To further explore these…

While it is widely believed that Specialized Content Knowledge (SCK) is essential to effective and quality mathematics teaching, the specific constructs that compose SCK remain underspecified. This paper describes the development and use of a new framework that extends the notion of SCK. The framework was trialled with a cohort of 90 first year…

Teachers' diagnostic competence is fundamental for supporting students' individual learning processes and must be fostered in teacher education. Following a design-based research approach, a learning environment is developed focusing on preservice physics teachers' diagnostic competence in diagnosing students' conceptions. A core element of the…

This study discusses the disparity in numbers between Japanese children and their Brazilian immigrant peers concerning placement in Japanese special education classes. In-depth interviews were conducted with 21 stakeholders including Japanese nationals and Brazilian immigrants to see if there were any ways to explain the larger numbers of…

This dissertation addresses three separate questions in human capital and development economics. In the first chapter, I study how college admission concerns drive students' field choices in a field-specific college admission system. To study this question, I leverage a college admission policy reform in Ethiopia that sharply increased the…

Young people must systematically learn to become voters, and this is especially the case for those who grow up with little to no access to structured civic opportunities like extracurricular activities and community organizing. With those principles in mind, and based on 2018 research and experience with practitioners and partners, the authors…

This study measures the mathematical abilities high school graduates' in Bahrain. Mathematical abilities encompass conceptual understanding, procedural knowledge and problem-solving skills in the five content domains which are Number and Operations, Algebra, Geometry, Measurement, and Data Analysis and Probability. While procedural understanding…

This study aims to find out the effect of activities and practices on concept education to help carry out activities to teach these concepts more effectively and permanently, and determine student preconceptions about the concepts related to the landforms in the 5th-grade social studies curriculum in the learning subdomain called "People,…