Many factors contribute to the achievement gap in the U.S. As an intervention to help narrow the gap, tutoring presents a potentially powerful solution. Decades of research suggest that tutoring is an effective, evidence-based approach to improve student success, with effect sizes ranging from 0.4. to 2.0. As many school systems in the U.S. move…

Edmentum offers a personalized learning platform called Exact Path. This quasi-experimental study, designed to meet ESSA Tier 2 evidence and What Works Clearinghouse standards with reservations, aimed to assess the efficacy of Exact Path in a district from the Midwestern United States. The goal was to provide specific recommendations to educators…

In alignment with the Academic Excellence pillar of the Strategic Plan, Montgomery County Public Schools (MCPS) is committed to improving student achievement in literacy. MCPS initially piloted a Structured Literacy approach in Kindergarten-Grade 2 during the 2021-2022 school year. Due to the pilot's success in improving student outcomes, MCPS…

Fontana Unified School District (FUSD) is a suburban school district in Southern California. The district serves approximately 35,400 students across 30 elementary schools, seven middle schools, and five high schools. In this district, 20 of 30 of the elementary schools use A2i. FUSD adopted A2i as a way to better differentiate reading instruction…

This study employs a sequential multiple assignment randomized trial (SMART) design to develop an adaptive intervention with personalized print and digital content for kindergarten to Grade 2 children (n = 273). In Stage 1, we ask whether it is better for children to receive an adaptive intervention based on (a) 10 conceptually coherent texts or…

This paper describes high quality teaching practices in two schools that produce exceptional growth for all kinds of students. These practices focus on making the most of instructional time and exposing students to high quality content in a variety of contexts. They prove teachers don't need to choose between differentiating to meet students'…

This study examined the impact of Classworks® Individualized Learning math instruction on second-grade students performing below the 25th percentile in math. The research, conducted during the 2021-2022 school year, involved 1,367 students from 45 schools across seven districts. A quasi-experimental design compared 941 students who had any use of…

aimswebPlus® is an assessment, data management, and reporting system that provides national and local performance and growth norms for the screening and progress monitoring of math and reading skills for all students in kindergarten through 8th grade. aimswebPlus uses two types of measures: (1) "curriculum-based measures" (CBMs)--brief,…

The basic concept of personalized learning (PL) -- instruction that is focused on meeting students' individual learning needs while incorporating their interests and preferences -- has been a longstanding practice in U.S. K-12 education. Options for personalization have increased as personal computing devices have become increasingly affordable…

Evaluators report effects of education initiatives as standardized effect sizes, a scale that has merits but obscures interpretation of the effects' practical importance. Consequently, educators and policymakers seek more readily interpretable translations of evaluation results. One popular metric is the number of years of learning necessary to…