The aim of this study was to examine the effects of gender, the number of siblings, and grade level on digital game playing motivation and addiction levels in secondary school students and to reveal the relationship between digital game motivation and addiction. A total of 394 students, 168 boys and 226 girls, participated in the study…

Monitoring the Future (MTF) is an ongoing research program conducted at the University of Michigan's Institute for Social Research under a series of investigator-initiated research grants from the National Institute on Drug Abuse beginning in 1975. The integrated MTF study includes annual surveys of nationally-representative samples of 8th, 10th,…

Written for 12 to 14 year olds. The 25 activities use hands-on experience to facilitate youth learning, including concepts review and learning assessment at each chapter's end. A retrospective impact evaluation is included in the appendices along with additional resources, glossary, training outline and teaching tips. An accompanying cd-rom…