District leaders in a large urban school district in central Florida wanted to examine the efficacy of a new curriculum designed to enhance the word knowledge of grade 5 students so as to improve reading achievement. The new curriculum, called Word Knowledge Instruction (WKI), consists of 15-minute lessons 4 days a week for 20 weeks. The lessons…

This study evaluated the efficacy of the Word Learning Strategies (WLS) supplementary program to improve elementary students' vocabulary skills and reading comprehension. The study used a multi-site cluster randomized, experimental design, which randomly assigned 92 4th grade classrooms (n=2558 students) from two cohorts to a treatment or control…

With the launch of the New York City Community Schools Initiative (NYC-CS) in 2014, the New York City Department of Education (NYCDOE) has increased its focus on the implementation of a holistic strategy of education reform to address the social consequences of poverty as a means to improving student outcomes. NYC-CS is a strategy to organize…

This i3 scale-up study examined the implementation and effectiveness of a 3-year literacy intervention developed by the Children's Literacy Initiative (CLI). The study was a school-level cluster randomized controlled trial conducted in 55 elementary schools from four states. Implementation results showed a high level of fidelity of intervention…

This study explores preliminary results from a pedagogical intervention designed to improve instruction for all students, particularly emergent bilinguals in the United States (or English language learners). The study is part of a larger efficacy randomized controlled trial (RCT) of the Instructional Conversation (IC) pedagogy for improving the…

A multi-cohort cluster randomized trial was conducted to estimate effects of rich vocabulary classroom instruction on vocabulary and reading comprehension. A total of 1,232 fourth- and fifth-grade students from 61 classrooms in 24 schools completed the study. Students received instruction in 140 Tier Two vocabulary words featured in two…

Starting with the 1997-1998 school year, the Direct Instruction Reading/Language Arts Program was implemented in three elementary schools in a northwest urban public school system as a 3-year pilot study to improve the academic performance of at-risk students. Direct Instruction (DI) is aimed at providing effective learning for low-achieving…

Examined effects of instructional components for studying literature on limited-English-proficient and English-proficient students, part of an ongoing program to estimate effects of several individual components of a Spanish-to-English language-arts transition program. Found that combined effects of literature logs and instructional conversations…

Community School District 23 (CSD 23) in Region 5 of the New York City public schools serves students who reside in central Brooklyn. The district enrolls approximately 12,800 students in grades K-8 in 18 schools. Scholastic READ 180 is one of several reading interventions that the district is using to improve student performance. The staff of…