This study aimed to provide a deeper understanding of high school students' errors while solving genetics problems. Four students were asked to solve two genetics problems and participate in a modified think-aloud interview. Data from the interview, video clips of the problem-solving process, and test sheets were used to analyse participants'…

Background: Despite extensive research examining features of adolescents' ego-identity development, little research has demonstrated patterns of ego-identity development and its relationship with various individual and environmental factors that are theoretically important for identity development. Objective: The current study investigated…

Adolescence is a universal developmental stage where many changes occur (i.e., biological, social, and psychological) during the second decade of life. Emerging adulthood a subsequent development period between adolescence and young adulthood; during emerging adulthood individuals go through various transitions such as academic and career…

The characteristics of and risk factors associated with binge drinking among South Korean and American adolescents were identified in this study. Data on adolescents in the 9th to 12th grades were extracted from two nationwide data sets: the Korea Youth Risk Behavior Web-based Survey System and the U.S. Youth Risk Behavior Surveillance System.…

The purpose of this study was to examine the longitudinal causal relationship among Korean students' past academic performance, self-efficacy beliefs, and academic achievement. The study used an autoregressive cross-lagged model to assess the casual ordering of self-efficacy beliefs and academic achievement in a representative sample of 1177…

The purpose of this study was to examine factors associated with career preparation of high school students in four countries: China, Japan, South Korea, and the United States. The human bioecological theory was used as a framework to examine personal, process, and context factors associated with career preparation of the adolescents. Data were…

Background: Understanding the cognitive attributions of smoking has the potential to advance youth smoking prevention efforts; however, research on this subject is limited in Asian countries. We attempted to determine the degree to which cognitive attributions of smoking differ among adolescents in 2 Asian countries, Thailand and South Korea.…