LXD Research conducted a third-party, mixed-methods efficacy study of 95 Percent Group's Phonics Core Program (95 PCP) to determine the program's impact on fourth and fifth grade students' literacy outcomes. Outcomes included Istation's Indicators of Progress (ISIP) Advanced Reading and the State of Texas Assessments of Readiness (STAAR). LXD…

The purpose of this study was to determine if students who scored in the lower percentiles range (1st to 10th) on the spring 2017 NWEA MAP assessment obtained a post ADDITION 1 score in BlueStreak Math during the 2017-18 school year had higher observed growth in RIT scores than students who scored in the lower percentiles ranges but did not obtain…

We published our first set of Connections Academy efficacy reports containing independently assured efficacy statements in 2018. We went on to build on that body of research, and updated our reporting with new findings in 2021. Our latest study compared Connections Academy students' state test scores in reading and math with students in…

IES is the primary research, evaluation, and statistics arm of the U.S. Department of Education. Established through the Education Sciences Reform Act of 2002 (ESRA), the Institute's mission is to expand fundamental knowledge and understanding of education and to provide education leaders and practitioners, parents and students, researchers, and…

This study examines the effects of integrated science, technology, and engineering (STE) education on second-, third-, and fourth-grade students' STE content knowledge and aspirations concerning engineering after validation of the measures. During the 2009-2010 school year, 59 elementary school teachers, who attended a week-long engineering…

This is an impact evaluation of the Technical Support to Failing Schools Program, a Chilean compensatory program that provided 4-year in-school technical assistance to low-performing schools to improve students' academic achievement. The author implemented a quasi-experimental design by using difference-in-differences estimation combined with…

The general purpose of this five-year evaluation is to assess the effectiveness of Milwaukee's independent charter schools in promoting student achievement growth. Independent charter schools are authorized by nonschool-district entities and are considered "independent" because they are not a part of the Milwaukee Public School District…

In a technological society, demands for higher literacy are ever increasing, creating grievous consequences for those who fail to meet these demands (National Research Council, 1998). Both legislative mandates, such as NCLB, and developments in the provision of reading instruction, such as RtI, have increased the demand for high quality tutoring…

This study examined the impact that a year-round school calendar and a traditional school calendar may have on student achievement at selected elementary schools in North Central South Carolina. Specifically it investigated mean differences in academic achievement between elementary students at two year-round schools versus two traditional…

This report presents student-level achievement results for Tennessee charter schools that serve elementary grades. The schools had different start-up years as follows: (1) Circles of Success in Learning Academy and Smithson-Craighead Academy (2003-04); (2) Star Academy (2004-05); and (3) Promise Academy and Southern Avenue (2005-06). These three…

A study examined the impact of the "Closing the Achievement Gap" (CAG schools) program on the academic achievement of students in 30 schools serving high percentages of African American and economically disadvantaged students in West Virginia (WV), 2004-2008. The program assigned experienced educators, "CAG liaisons", to the…

This year the Center on Education Policy (CEP) analyzed data on the achievement of different groups of students in two distinct ways. First, it looked at grade 4 test results to determine whether the performance of various groups improved at three achievement levels--basic and above, proficient and above, and advanced. Second, it looked at gaps…

This year the Center on Education Policy (CEP) analyzed data on the achievement of different groups of students in two distinct ways. First, it looked at grade 4 test results to determine whether the performance of various groups improved at three achievement levels--basic and above, proficient and above, and advanced. Second, it looked at gaps…

This year the Center on Education Policy analyzed data on the achievement of different groups of students in two distinct ways. First, it looked at grade 4 test results to determine whether the performance of various groups improved at three achievement levels--basic and above, proficient and above, and advanced. Second, it looked at gaps between…

This year the Center on Education Policy (CEP) analyzed data on the achievement of different groups of students in two distinct ways. First, it looked at grade 4 test results to determine whether the performance of various groups improved at three achievement levels--basic and above, proficient and above, and advanced. Second, it looked at gaps…