Background: Evidence suggests that the KiVa anti-bullying programme may contribute to a reduction in bullying and victimisation, especially in primary school level. What is more, the level of implementation moderates the programme effects: the more the programme was implemented, the more bullying was reduced. Purpose: Consequently, it is of…

The purpose of this study was to evaluate the impact of Achieve3000, a differentiated online literacy curriculum, on students' scores on the California State Test (CST). In the 2011-12 school year, 1,957 students in Chula Vista began using Achieve3000's solutions in 3rd through 8th grade. Using a form of propensity score matching called Inverse…

To determine whether formative writing assessments that are directly tied to everyday classroom teaching and learning enhance students' writing performance, we conducted a meta-analysis of true and quasi-experiments conducted with students in grades 1 to 8. We found that feedback to students about writing from adults, peers, self, and computers…

Research has shown that there is a strong link between reading comprehension and vocabulary, yet many children lack the required vocabulary needed to perform adequately on reading comprehension assessments. The purpose of this study was to evaluate the teaching of Larry Bell's 12 Powerful Words vocabulary program in order to raise third, fourth…