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…

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.…

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…

Chess in Primary Schools is a whole-school approach to teaching primary school children how to play chess. Children take 30 hours of chess lessons delivered by a tutor who is an experienced chess player, and the school is given the option to set up a chess club as a lunchtime or after-school activity. Chess classes are delivered during the school…

The Parent Academy was a series of classes for pupils' parents, designed to improve the English and mathematics attainment of pupils in Years 3 to 6 in English primary schools. Parents were offered the opportunity to participate in 12 Parent Academy classes, 6 on English and 6 on mathematics, delivered fortnightly by tutors with teaching…

The Magic Breakfast project provided 106 schools with support and resources to offer a free, universal, before-school breakfast club, including to all Year 2 and Year 6 pupils. The aim of the project was to improve attainment outcomes by increasing the number of children who ate a healthy breakfast. The schools in the project were schools in…

Rapid Phonics is a synthetic phonics intervention intended to improve decoding skills and reading fluency. It teaches the relationship of word sounds to their corresponding letter groups in a structured way. In this evaluation, the intervention was delivered across the transition between primary and secondary school to Year 6/7 pupils who had not…

Abracadabra (ABRA) is a 20-week online literacy program composed of phonic fluency and comprehension activities based around a series of age-appropriate texts. Four 15-minute sessions per week are delivered by a teaching assistant (TA) to groups of three to five pupils. This report summarizes the findings of a randomized controlled trial assessing…

The ReflectED programme was developed by Rosendale Primary School to improve pupils' metacognition--their ability to think about and manage their own learning. This includes the skills of setting and monitoring goals, assessing progress, and identifying personal strengths and challenges. ReflectED consists of 28, weekly, half-hour lessons, which…

The Mathematics Mastery programme is a whole-school approach to teaching mathematics that aims to raise attainment for all pupils and close the attainment gap between pupils from low income families and their peers. The programme aims to deepen pupils' conceptual understanding of key mathematical concepts. This summary is based on two randomised…

The aim of the intervention was to raise levels of engagement and attainment across English, maths, and science in primary schools by improving the quality of teacher and pupil talk in the classroom. The approach, termed "dialogic teaching", emphasises dialogue through which pupils learn to reason, discuss, argue, and explain in order to…

The MathsFlip intervention aimed to improve the attainment of pupils in Years 5 and 6. The programme, developed by Shireland Collegiate Academy, used a 'flipped learning' approach involving pupils learning core content online, outside of class time, and then participating in activities in class to reinforce their learning. The programme used an…

Switch-on is an intensive, targeted literacy intervention that aims to improve the reading skills of pupils who are struggling with literacy. There are two versions of the intervention: Switch-on Reading and Switch-on Reading and Writing. Both involve specially trained Teaching Assistants (TAs) delivering a tailored programme of literacy support…