The purpose of this technical appendix is to share detailed results and more fully describe the sample and methods used to produce the research brief, "COVID's Impact on Science Achievement: Trends from 2019 through 2024. We investigated three main research questions in this brief: 1) How did science achievement in 2021 and 2024 compare to…

The Early Childhood Longitudinal Study, Kindergarten Class of 2010-11 (ECLS-K:2011) is the third in a series of longitudinal studies of young children conducted by the National Center for Education Statistics (NCES), within the U.S. Department of Education's Institute of Education Sciences. The ECLS-K:2011 collected information about the early…

The Houston Independent School District (HISD) offers two primary bilingual programs for Spanish-speaking English learners (ELs). EL students in the district's two main bilingual programs (Transitional and Dual Language) are instructed in both English and Spanish. The relative amount of instruction in each language depends on both program and…

In Fall and Winter 2022-2023, the NSCAS assessments were administered in ELA and mathematics for grades 3-8. In Spring 2022-2023, the NSCAS assessments were administered in English language arts (ELA) and mathematics for grades 3-8 and in science for grades 5 and 8. The purposes of the NSCAS assessments are to measure and report Nebraska students'…

This report demonstrates the effects of the Arkansas Better Chance program (ABC) on late elementary and middle school outcomes. End of year assessments, which varied over the course of the study years, were examined for students of three preschool cohorts. Students included in the statewide study received free lunch all years and were enrolled in…

This report demonstrates the effects of the Arkansas Better Chance program (ABC) on late elementary and middle school outcomes. End of year assessments, which varied over the course of the study years, were examined for students of three preschool cohorts. Students included in the statewide study received free lunch all years and were enrolled in…

The Houston Independent School District offers two primary bilingual programs for Spanish-speaking English learners (ELs). In the Transitional Bilingual program (TBP), students may move into a pre-exit phase of bilingual education so long as they meet certain performance criteria. In this Pre-Exit phase, predominantly English-language instruction…

This report demonstrates the effects of the Arkansas Better Chance program (ABC) on late elementary and middle school outcomes. End of year assessments, which varied over the course of the study years, were examined for students of three preschool cohorts. Students included in the statewide study received free lunch all years and were enrolled in…

These appendices accompany the report "Final Report of the i3 Impact Study of Making Sense of SCIENCE, 2016-17 through 2017-18." Science education has experienced a significant transition over the last decade, catalyzed by a re-envisioning of what students should know and be able to do in science. That re-envisioning culminated in the…

English Language Learner (ELL) students in the district's two main bilingual programs (Transitional and Dual Language) are instructed in both English and Spanish. The relative amount of instruction in each language depends on both program and grade level. Students in the Transitional Bilingual Program have the option of entering a pre-exit phase…

The Houston Independent School District offers two primary bilingual programs for Spanish-speaking English-language learners (ELLs). In both programs, students may transition into a pre-exit phase of bilingual education so long as they meet certain performance criteria. In this Pre-Exit phase, predominantly English-language instruction is used in…

The Houston Independent School District offers two primary bilingual programs for Spanish-speaking English-language learners (ELLs). In both programs, students may transition into a pre-exit phase of bilingual education so long as they meet certain performance criteria. In this Pre-Exit phase, predominantly English-language instruction is used in…

The Houston Independent School District offers two primary bilingual programs for Spanish-speaking English-language learners (ELLs). In both programs, students may transition into a pre-exit phase of bilingual education so long as they meet certain performance criteria. In this Pre-Exit phase, predominantly English-language instruction is used in…

The Houston Independent School District offered five different bilingual programs for language minority students during the 2012-2013 school year. In the Pre-Exit phase of bilingual education, students transition to a predominantly English-language instruction program in core subject areas. This report summarizes the performance of students who…

The Knowledge Is Power Program (KIPP) is a rapidly expanding network of public charter schools whose mission is to improve the education of low-income children. As of the 2012-2013 school year, 125 KIPP schools are in operation in 20 different states and the District of Columbia (DC). Ultimately, KIPP's goal is to prepare students to enroll and…