Background: Math anxiety (MA) is a worldwide appearing academic anxiety that can affect student mental health and deter students from math and science-related career choices. Method: Using the Arabic version of the Modified-Abbreviated Math Anxiety Scale (m-AMAS), the prevalence of MA was investigated in a very large sample of students (N = 10093)…

The purpose of this study was to examine the relationships among homework time, homework frequency, and learning achievements of Taiwanese students. Applying a 2-level hierarchical linear modeling on the TIMSS 2007 and 2011 data, our findings were as follows: (1) Within the context of TIMSS 2007 and 2011 students, the frequency of mathematics…

This study theorizes and tests moderators (perceived availability of marijuana and age-group) of the association between adolescents' frequency of marijuana ad exposure and past-year marijuana use. To test this model, I analyzed national survey data from 9,024 American adolescents with hierarchical regression techniques. Results showed that being…

Nomophobia, a type of technological addiction defined as the fear of being deprived of a smartphone, is quite prevalent in young individuals with the widespread use of mobile phones. This study aims to determine the nomophobia level of secondary school 8th-grade students. The effect of nomophobia on academic achievement was investigated by…

Student victimization by school staff members has important potential consequences for students' academic achievement and physical and psychological outcomes. Several studies have shown that such victimization exists in multiple contexts and there is considerable variation in prevalence among contexts. This study examined the prevalence of student…

This study examined bullying and cyberbullying among 185 middle school students in 4 urban middle schools in Ohio. Nearly 60% of the sample was female, and 67% of the sample was not Caucasian. The results indicated that bullying and cyberbullying are prevalent in this population. Approximately 44% of 6th-grade students felt terrible about…

Research has identified at least three patterns of direct involvement in bullying and victimization: bullying, bullying-victimized, and predominantly victimized. However, little is known about risk and protective factors for these patterns. As such, the goals of the present study were to establish these patterns and examine risk and protective…

Mathematics anxiety is a global phenomenon that has generated research interest over the past four decades. Many researchers have suggested that girls display higher levels of mathematics anxiety than boys. This article explores that conjecture in the New Zealand context. It reports on the prevalence of mathematics anxiety in adolescents and…

Monitoring the Future (MTF) is a long-term study of substance use and related factors among U.S. adolescents, college students, and adult high school graduates through age 60. It is conducted annually and supported by the National Institute on Drug Abuse. MTF findings identify emerging substance use problems, track substance use trends, and inform…

Purpose: This study examined the prevalence of different weight status and the relationships between weight status and physical fitness among Chinese children and youth. Methods: Participants were 107,206 Grade 4 children and 70,213 Grade 8 youth from the China National Assessment of Educational Quality -- Physical Education & Health in 2015…

This occasional paper presents national demographic subgroup data for the 1975-2019 Monitoring the Future (MTF) national survey results on 8th, 10th, and 12th graders' use of drugs, alcohol, and tobacco. The 2018 subgroup data presented in this report accompany the "Monitoring the Future National Survey Results on Drug Use: 1975-2019:…

Background: We examined prevalence, incidence, and trajectory of obesity from kindergarten through grade 8 in one of the first states to implement annual surveillance. Methods: Participants included 16,414 children enrolled in kindergarten in Arkansas in 2004 with complete body mass index (BMI) measurements in kindergarten and eighth grade.…

Monitoring the Future (MTF) is designed to give such attention to substance use among the nation's youth and adults. It is an investigator-initiated study that originated with, and is conducted by, a team of research professors at the University of Michigan's Institute for Social Research. Since its onset in 1975, MTF has been funded continuously…

Four fundamental language skills interact with each other. Developing reading skills will also develop listening, speaking, and writing skills. Reading comprehension, using what is understood on new subjects and learning new words during reading can influence listening comprehension as well as oral and written self-expression. General complaints…

This study aims to validate the Bullying and Cyberbullying Behaviors Questionnaire, to examine the prevalence of bullying and victimization behaviors in Portuguese middle school students, and to analyse the differences in victimization and bullying between genders and across school grades. The questionnaire is composed of 36 items, allowing for…