Research suggests that elementary English Learners (ELs) benefit from interactive dual-language vocabulary instruction delivered one-on-one or in small groups. However, there are many barriers to providing this type of instruction to all ELs, including time constraints and bilingual teacher shortages. Thus, there is a high need for innovative,…

This report provides a description of the development process, field testing, and psychometric properties of the fall 2015 grades 3-5 Elementary Mathematics Student Assessment (EMSA), a student mathematics test designed to be administered in a whole-group setting to students in grades 3, 4, and 5. The test was administered to 2,614 participating…

The purpose of this study is to evaluate, using a randomized experimental design, the efficacy of TERC's "Using Data" program to change teacher behavior and improve student learning outcomes. The "Using Data" intervention provides professional development and technical assistance to teachers to help them use data…

The Trends in International Mathematics and Science Study (TIMSS) is an international comparative study designed to measure trends in mathematics and science achievement at the fourth and eighth grades, as well as to collect information about educational contexts (such as students' schools, teachers, and homes) that may be related to student…

This report describes efforts by five states (Alabama, Florida, Kentucky, New Jersey, and Rhode Island) to improve adolescent literacy. Highlighting common challenges and lessons, the report examines how each state has engaged key stakeholders, set rigorous goals and standards, aligned resources to support adolescent literacy goals, built…