This study investigates the impact of Education Endowment Foundation (EEF)-funded trials on pupils eligible for free school meals. Although similar analysis is conducted during each individual evaluation, this report conducts a meta-analysis using data from 88 trials and over half a million pupils to reach conclusions. The report contributes to…

Cluster Randomized Trial (CRT) designs are inherently multilevel and reflect the hierarchical structure of schools and the wider education system. To capture this multilevel nature, CRTs are commonly analysed using multilevel (or hierarchical) linear models. It is fairly common for CRT designs and analyses to include school and individual/pupil…

This report presents findings from exploratory, descriptive meta-analyses of effect sizes reported by the first 82 EEF evaluations that used a randomised controlled trial (RCT) or clustered RCT impact evaluation design published up to January 2019. The review used a theoretical framework derived from literature with five overarching themes to…

This document summarises key findings from the quantitative strands of a review of the Education Endowment Foundation (EEF) evaluations that had reported from the establishment of EEF in 2011 up to January 2019. The quantitative strands summarised include meta-analyses of effect sizes reported for attainment outcomes and descriptive analyses of…

This document provides supplementary statistical tables to support the review of Education Endowment Foundation (EEF) evaluations. This includes: (1) Descriptive (univariate) tables for all explanatory variables; (2) Tables for the meta-analyses of primary ITT effect sizes; (3) Tables for the meta-analyses of secondary ITT effect sizes; (4) Tables…

Evaluating the impact of complex whole-school interventions (CWSIs) is challenging. However, what evidence there is suggests that school leadership and other elements of whole-school contexts are important for pupils' attainment (Leithwood et al., 2006), suggesting that interventions aimed at changing these have significant potential to improve…

The Teacher Observation intervention aimed to improve teacher effectiveness through structured peer observation. Teachers observe and are observed by their peers a number of times over the course of two years. It was delivered by the Centre for Market and Public Organisation (CMPO) at the University of Bristol. CMPO researchers trained lead…

This report examines the range of factors that might influence the decision by social care professionals on the use of boarding schools as an intervention option for Children in Need (CiN) or children on a Child Protection Plan (CPP). Attempts to conduct a randomised controlled trial (RCT) failed to recruit participants. Initially, failure to…

The "'Literacy Octopus' Dissemination Trial" aimed to test the impact on pupil outcomes of disseminating research summaries and evidence-based resources to schools. The materials aimed to support teaching and learning of Key Stage 2 literacy and were created by leading organisations with experience of engaging schools in evidence use.…

Research Learning Communities (RLC) was an intervention that aimed to improve teaching quality and learning outcomes by raising teachers' awareness, understanding, and use of educational research in their teaching practice. Two Evidence Champion teachers from each school attended four RLC workshops with peers from up to four other schools.…

Lesson Study is a popular approach to teacher professional development used widely in Japan. It involves a small group of teachers co-planning a series of lessons based on a shared learning goal for the pupils, with one teacher leading the co-constructed lesson and their colleagues invited to observe pupil learning in the lesson. The team then…

Evidence for the Frontline (E4F) is an online brokerage service designed to provide teachers and school leaders with timely access to relevant evidence on supporting young people's learning. It was developed by Sandringham School and the Institute for Effective Education (IEE) at The University of York, with support from the Coalition for Evidence…

This report describes the development and pilot evaluation of SMART Spaces. This programme aims to boost GCSE science outcomes by applying the principle that information is more easily learnt when it is repeated multiple times, with time passing between the repetitions. This approach is known as "spaced learning" and is contrasted with a…

This report presents the findings from an efficacy trial and process evaluation of the Parent Engagement Programme (PEP). The PEP was a school-level intervention designed to improve pupil outcomes by engaging parents in their children's learning. The programme was developed collaboratively by research teams from the University of Bristol and…

Challenge the Gap (CtG) is a school collaboration programme designed by Challenge Partners that aims to break the link between disadvantage and attainment. The main components of CtG are: (1) after-school workshops drawing on published research and evidenced practice; (2) focused in-school interventions with a selected cohort of disadvantaged…