Aims: The objective of this study was to evaluate the preventive effect of a clinic-based, emotionally arousing, negative information giving intervention on adolescents' protective and risk factors of smoking. Methods: Data of 563 students (18 schools) from a cluster randomized controlled trial conducted in Heidelberg, Germany (2010-2011) were…

Much research has been done on the development of an intelligent tutoring system (ITS), and small empirical studies have demonstrated the effectiveness of ITS at promoting student learning. However, large-scale implementation of ITS in school settings has not been researched thoroughly. In this paper, we describe an ongoing randomized controlled…

This paper capitalizes on the addition of geocodes for Head Start centers in which children were randomly assigned to address questions about the role of neighborhood characteristics in moderating impacts of assignment to the Head Start program. Researchers explore the extent to which impacts of assignment to Head Start on outcomes for children…

This study reports on a three-year group randomized controlled trial, the Cyber Friendly Schools Project (CFSP), aimed to reduce cyberbullying among grade 8 students during 2010-2012. In each year, 14-15 year old student "cyber" leaders acted as catalysts to develop and implement whole-school activities to reduce cyberbullying-related…

Many students enter the Canadian college system with insufficient mathematical ability and leave the system with little improvement. Those students who enter with poor mathematics ability typically take a developmental mathematics course as their first and possibly only mathematics course. The educational experiences that comprise a developmental…

A randomized control intervention study was conducted to evaluate the effects of the highly structured Heidelberg Parent-Based Language Intervention (HPLI). The outcomes of 43 children (n = 23 intervention, n = 20 control) who had been identified as late talkers during routine developmental check-ups carried out in pediatric practices at the age…

This report evaluates a developmental project designed by School 21 and the University of Cambridge to improve Year 7 students' oracy skills. The project involved developing an Oracy Skills Framework, which sets out the physical, linguistic, cognitive, and social-emotional oracy skills required by students for education and life. Other components…

Quest is a whole-year group approach to teaching English in Key Stage 3. Pupils are grouped according to their current level of reading comprehension, typically with smaller classes for the lowest attaining groups. Key components of the programme include: an emphasis on collaborative (or 'co-operative') learning; a requirement that participating…

The current study, a randomized controlled trial, explores how technology and educational transmedia resources can enhance prekindergarten math teaching and learning in preschools, especially those serving children who may be at risk for academic difficulties due to economic and social disadvantages. This research is part of a multi-year summative…

The capacity of the field to conduct power analyses for group randomized trials (GRTs) of educational interventions has improved over the past decade (Authors, 2009). However, a power analysis depends on estimates of design parameters. Hence it is critical to build the empirical base of design parameters for GRTs across a variety of outcomes and…

The low level of mathematics performance of U.S. students in relation to national standards and in international comparisons has concerned educators and policy makers for many years. The authors' primary goals were to design a feasible and usable intervention and gather data on the promise of the intervention to foster students' conceptual…

This study examined the effectiveness of using a Facebook group to increase preservice teachers' knowledge when one was used as a forum to share, answer, and discuss content-related questions in a technology course required for all students seeking teacher licensure. Further, it examined the students' prior use of Facebook groups, how the…

Formidable barriers prevent low-income mothers from accessing evidence-based treatment for depressive symptoms that compromise their ability to provide sensitive, responsive parenting for their infant or toddler. interpersonal psychotherapy (IPT), an evidence-based psychotherapy for depression, was tailored for in-home delivery to mothers…

The study examined the effects of two and three dimensional visual objects on learners' drawing skills in junior secondary schools in OsunState, Nigeria. It also determined students' ability to identify visual objects. Furthermore, it investigated the comparative effectiveness of two and three dimensional visual objects on drawing skills of junior…

The Grammar for Writing intervention is a curriculum intervention aimed at improving writing skills by providing contextualised grammar teaching. This evaluation was set up as an effectiveness trial to test the impact of a four-week version of Grammar for Writing, delivered with the developer leading the recruitment and retention of the schools…