Background: A good classroom environment can promote students' learning motivation and affect their academic efficacy and adaptation. This study compares the perceptions of Taiwanese middle school students regarding actual and preferred classroom environments and explores the association with sex and grade level. Methods: Data were collected using…

Background: Drug use has been noted among students in Taiwan during the past decade and schools have a role in preventing or delaying students' drug use. We developed and evaluated a school-based, drug-use prevention program integrating the theory of planned behavior (TPB) and life skills for junior high school students. Methods: We recruited 441…