Multiple imputation (MI) is a popular method for handling missing data. In education research, it can be challenging to use MI because the data often have a clustered structure that need to be accommodated during MI. Although much research has considered applications of MI in hierarchical data, little is known about its use in cross-classified…

This study strived to determine the effectiveness of the AR phonics program relative to the effectiveness of the scripted phonics program for developing the letter identification, sound verbalization, and blending abilities of kindergarten students considered at-risk based on state assessments. The researcher was interested in pretest and posttest…

The widespread concern about mathematics achievement has drawn extensive research attention to what skills predict later academic achievement. There is clear and consistent evidence that math achievement at school entry is the strongest predictor of later school success and educational attainment. Early childhood math achievement can thus have…

This "What Works Clearinghouse Procedures and Standards Handbook (Version 3.0)" provides a detailed description of the standards and procedures of the What Works Clearinghouse (WWC). The remaining chapters of this Handbook are organized to take the reader through the basic steps that the WWC uses to develop a review protocol, identify…

In 2008, the federal government allotted $7 billion in child care subsidies to low-income families through the state-administered Child Care and Development Fund (CCDF), now the government's largest child care program (US DHHS, 2008). Although subsidies reduce costs for families and facilitate parental employment, it is unclear how they impact the…

This study addresses if preservice English as a Foreign Language (EFL) teachers' beliefs about the effectiveness of authentic, commercial, and teacher-made instructional materials can be changed after a semester-long pedagogical treatment. Data were collected from 90 preservice EFL teachers (Experimental: 45, Control: 45) at a public university in…

This study compares teacher candidates' initial and changed beliefs, dispositions, and uses of technology in two credential program models: a one-to-one laptop program with ubiquitous technology use and a traditional credential program in which students are expected to have specific technology experiences and requirements in each course (a model…

The press for the professionalization of teachers is based on the assertion that a strengthened profession will more effectively meet students' needs and improve the overall quality of education. This volume, the third in a series of three, explains the research and design of a study that examined the design, implementation, and impact of systemic…