Bullying is a major health problem. The KiVa antibullying program has been evaluated in Finland and other European countries, showing preventive effects on self-reported bullying victimization and perpetration. No evaluations of this program have been conducted in Latin America. A cluster randomized controlled trial was conducted at socially…

Home Literacy Environment (HLE) plays a fundamental role in the development of reading and writing skills in children. Evidence suggests differences in HLE components based on cultural and idiosyncratic characteristics. Most studies show a relationship between contextual variables with the quality of HLE in typically developing (TD) children.…

In this paper we present a theoretical discussion on how problems issued from discrete mathematics can develop the attitudes, skills, and knowledge required for scientific mathematical activity in the classroom. We do so via the research situation for the classroom model by performing mathematical and didactical analyses of a problem issued from…

Since the introduction of the HPV vaccine in Chile in 2014, there have been few studies exploring parental perspectives on the vaccine or on adolescent sex and sexuality education, and even fewer exploring fathers' perspectives. Subsequent to an earlier study of Chilean mothers' attitudes towards the HPV vaccine and adolescent sexual health and…

People with Cerebral Palsy (CP) face barriers to participate in social and educational environments. This study focuses on the contribution of school placement, controlling by motor functionality and receptive vocabulary, over several domains of participation. A cross-sectional study was conducted with 123 preadolescents and adolescents with CP,…

Changes in the patterning of adolescents' beliefs about the legitimate domains of parental authority were modeled in 2,611 Chilean adolescents, 11-16 years old. Transitions in adolescents' belief patterns were studied over 3 years. Latent transition analysis (LTA) revealed 3 distinct patterns of beliefs--"parent control," "shared…