This paper presents a new technique in which covariates are controlled and evaluation data still are presented graphically in a manner that makes sense to policy makers. An illustration is provided using data drawn from an evaluation by the author of a major National Science Foundation (NSF) university funding program. (Author)

A discussion of informed consent by human subjects in experimentation presents background on the consent issue, including federal requirements; lists factors that may affect a subject's ability to understand the consent document; and offers suggestions for preparing consent forms to ensure the subject's better comprehension. (Author/MSE)

This analysis of the descriptive information on subjects provided by 266 research reports on autism and developmental disabilities found a continuing trend toward more complete descriptive information; increased use of control or comparison groups; less research in biological, physiological, and neurological areas; and more research in the social,…

The present study examines the effect of the cooperative Jigsaw II method on improving literal and higher order reading comprehension in English as a foreign language (EFL). Forty-eight ( n = 48) students of EFL participated in the study and a pretest-posttest control group experimental design was employed. The results indicated no statistically…

The objective of this study was to assess the impact of a training programme, designed to make preschool-age children's invented spelling evolve, on their phonemic awareness. The participants were 90 children who were divided into 3 experimental and 3 control groups based on the nature of their invented spelling. Children's phonemic skills were…

This study examines the effectiveness of teaching pragmatic information through the use of explicit or implicit pre-instruction, and explicit or implicit feedback, to English-speaking learners of third-semester Spanish. Results on a pretest, posttest, and delayed posttest indicate that the groups that experienced explicit pre-instruction and…

The enhancement of critical thinking skills is necessary for students pursuing degrees in science, technology, engineering, and mathematics (STEM) disciplines. A three-year mixed methods study conducted at a Historically Black College and University in Baltimore, Maryland focused on enhancing critical thinking skills for African American students.…

The purpose of this study was to determine the effects of participation in Read 180, a teacher-mediated, computer-mediated reading instruction program, on the reading proficiency of 4th and 5th grade English Language Learners. The students who participated in the Read 180 program scored below the 25th percentile on the Florida Comprehensive…

The present study examined the outcomes of a newly designed four-lesson science module on opinion-forming in the context of genomics in upper secondary education. The lesson plan aims to foster 16-year-old students' opinion-forming skills in the context of genomics and to test the effect of the use of fiction in the module. The basic hypothesis…

This paper proposes a multimedia English learning (MEL) system, based on Hidden Markov Models (HMMs) and mastery theory strategy, for teaching students with the aim of enhancing their English phonetic awareness and pronunciation. It can analyze phonetic structures, identify and capture pronunciation errors to provide students with targeted advice…

This study investigates the effects of a scientific literacy strategy which focuses on reading, writing, talking and doing science on the development of grade six and seven learners' general literacy skills, both in their home language (isiXhosa) and the language of classroom instruction (English). A mixed method design was used. Quantitative data…

The 4Rs Program (Reading, Writing, Respect and Resolution) is a "dual focus" whole school universal intervention designed to promote literacy development and social-emotional learning, that is currently being rigorously evaluated using a school-randomized trial of 18 elementary schools (9 intervention, 9 control) in New York City. The…

Physical education and sport are often critically evaluated for the potential impact they can have on the development of children, both from the perspective of health and the development of sporting talent. Reflecting these two important goals, this paper presents an evaluation of the efficacy of an evidence-based, educational and inclusive…