There are many approaches to solving the problem of underrepresentation of some racial and ethnic groups and women in scientific and technical disciplines. Here, the authors evaluate the association of a summer bridge program with the graduation rate of underrepresented minority (URM) students at a selective technical university. They demonstrate…

Teach For America (TFA) and the Teaching Fellows programs are an important and growing source of teachers of hard-to-staff subjects in high-poverty schools, but comprehensive evidence of their effectiveness has been limited. This report presents findings from the first large-scale random assignment study of secondary math teachers from these…

This study examines the impact of "Disaggregate Instruction" on students' science learning. "Disaggregate Instruction" is the idea that science teaching and learning can be separated into conceptual and discursive components. Using randomly assigned experimental and control groups, 49 fifth-grade students received web-based…

Our research project was guided by the assumption that students who learn to understand phenomena in everyday terms prior to being taught scientific language will develop improved understanding of new concepts. We used web-based software to teach students using a "content-first" approach that allowed students to transition from…

This article describes EXCEL, a program that encourages youth underrepresented in higher education to enroll in higher education, specifically at the sponsoring university. Eighty-three eighth grade students with GPA of B and above and standardized test scores at grade level or above were randomly assigned to the program or to a control group. The…

The Reading Rescue tutoring intervention model was investigated with 64 low-socioeconomic status, language-minority first graders with reading difficulties. School staff provided tutoring in phonological awareness, systematic phonics, vocabulary, fluency, and reading comprehension. Tutored students made significantly greater gains reading words…

Writing is a complex task. Its development depends in large part on changes that occur in children's strategic behavior, knowledge, and motivation. In the present study, the effectiveness of an instructional model, Self-Regulated Strategy Development (SRSD), designed to foster development in each of these areas, was examined. Adding a peer support…

"Test preparation" activities can range from simple practice to in-depth instruction, but most of these activities use some form of test familiarization, drill and practice with feedback, training in strategies for specific item types, and general test-taking, subject-matter review, and skill development exercises. Two experiments were…

This study assessed the impact of the HORIZONS Student Support Program on participating college freshmen at Purdue University (Indiana). HORIZONS is a federally funded program designed to increase retention of first generation, low income, or physically disabled students. The cornerstone of the project and the vehicle through which most services…