This dissertation focuses on three manuscripts all related to bolstering science achievement through recommendations from the National Research Council (NRC) regarding the teaching and learning of science. The manuscripts address meeting the NRC's call to incorporate curriculum and assessment that lead to more in-depth knowledge that can be…

Background: Adolescents' school engagement, mental health, and substance use have been major concerns during the COVID-19 pandemic, particularly given disruptions to school instruction. We examined how the instructional setting was associated with academic and health-related outcomes within an adolescent cohort followed during the pandemic.…

This study explored high school teachers' perceptions of math anxiety in students and the use of Social-Emotional Learning (SEL) strategies to address it. The purpose of the study was to understand how teachers identified and managed math anxiety through SEL. A qualitative case study approach was used, involving semi-structured interviews with…

Positive perceptions of school climate are associated with improved academic and behavioral outcomes, such as lower bullying victimization experience and higher student engagement. The present study evaluated the consistency of these relations across racial/ethnic student groups using the Authoritative School Climate (ASC) model which defines…

This research aims to explore the effectiveness of using computer-assisted games as a learning media to improve the quality of learning in Chemistry. The research was conducted in Indonesia on high school students in three separate classes or groups, in three separate schools that were randomly selected. There were three stages of data collection…

Over the past several decades, empirical support for inquiry-based forms of science teaching has accumulated. Critical voices, however, also exist, claiming that minimally guided teaching approaches might be less effective than guided forms; they might even be harmful, particularly for novice students, due to the production of cognitive overload.…

The present study aimed to compare the school engagement levels of science high school students who do sports and do not do sports. The descriptive survey model was employed in the study. A total of 908 student's volunteers studying in three High School in Izmit district of Kocaeli participated in the study. The "School Engagement…

Perceptions of kindness at school have been linked to a few positive psychological outcomes including optimism, happiness, life satisfaction, and social goals. However, limited evidence has been generated on how kindness relates to academic-related outcomes. This study explored the association of perceived school kindness with different domains of…

Transitions are a part of life for all students, but particularly for students at Phoenix Charter Academy in Massachusetts. Phoenix students have persevered and shown resilience through challenges in school and in their personal lives that many of us cannot imagine. Students come to Phoenix with a wealth of strengths and assets, from strong work…

This paper discusses the role of scaffolded reading instruction in democratic education. Focusing on a case study of a high school civic unit on the Syrian civil war and refugee crisis, it argues the importance of such reading instruction. Students noted the challenges they experienced when reading complex texts on the topic. Yet, scaffolded…

Racially minoritized groups are underrepresented in science, technology, engineering, and math (STEM) degree programs and careers, warranting the need to examine students' racialized experiences in K-12 settings that may influence their STEM persistence. In particular, the current study explored adolescent perceptions of school racial climate…

This study aimed to verify the different effects of peer support on academic hatred depending on the levels of teachers' academic pressure. Additionally, we examined the effects of academic hatred on academic burnout and engagement by applying the job demand-resources (JD-R) model. Data were collected from 43 classes at 8 high schools (N = 1015,…

Before COVID, 40 to 60 percent of students were showing signs of disengagement in learning, according to national surveys. The pandemic exacerbated students' disengagement, especially among the most vulnerable youth. Although researchers do not yet fully know the extent of disengagement during COVID and the long-term consequences of this…

The COVID-19 pandemic disrupted traditional K-12 education worldwide, forcing a rapid shift to emergency remote teaching and learning. This dissertation utilizes a three-article approach and investigates the multifaceted impact of the pandemic on urban charter high school students and their principals in under-resourced communities. The first…

Student engagement has become a challenge for K-12 students and teachers in online education during the COVID-19 pandemic. This study explored the factors underlying student engagement and the strategies teachers developed to engage students. Thematically analyzed interview data coming from 22 teachers and 20 students of public high schools…