The randomized control trial (RCT) is the primary experimental design in education research due to its strong internal validity for causal inference. However, in situations where RCTs are not feasible or ethical, quasi-experiments are alternatives to establish causal inference. This paper serves as an introduction to several quasi-experimental…

Group design research studies can provide evidence to draw conclusions about "what works," "for whom," and "under what conditions" in special education. The quality indicators introduced by Gersten and colleagues (2005) have contributed to increased rigor in group design research, which has provided substantial…

Context: Assessments of baseline equivalency of intervention and control groups, "balance," play a critical role in evaluating educational interventions. The highest What Works Clearinghouse (WWC) of the Institute of Educational Studies (IES) standard for educational studies, "Meets WWC Design Standards Without Reservations,"…

Rigorous scholarship is essential to the continued growth of group work, yet the unique nature of this counseling specialty poses challenges for quantitative researchers. The purpose of this proposal is to overview unique challenges to quantitative research with groups in the counseling field, including difficulty in obtaining large sample sizes…

With childhood obesity on the rise and the need for American children to be academically successful compared to peer nations, it is imperative that physical activity become part of the typical school day for all elementary aged school children. There is an understanding that physical activity not only benefits physical fitness and health, but that…

The present research is aimed at developing an educational program effective for the development of the concepts of perimeter and area in students with LD and testing this program. The study combined action research with quasi-experimental design involving experimental (LD) and comparison (non-LD) groups. The intervention program consisted of 12…

Social cognitive theory (SCT) is a well-known theory for designing nutrition education and physical activity programs for adolescents. This systematic review aimed to evaluate the efficacy of intervention studies based on SCT in reducing or preventing overweight and obesity in adolescents. An electronic literature search in PubMed-Medline, Web of…

The purpose of this study was to investigate whether a Chinese phonetic script, Zhu-Yin-Fu-Hao (ZYFH), influences low achievers in learning Chinese. In this quasi experimental design, 21 students were assigned to the experimental group, while the other 31 students were distributed to the control group. Two interventions were implemented throughout…

This quasi-experimental pretest/posttest control group study design evaluated the effects of a multi-component educational intervention on the well-being of older adults. Participants were members of a senior community center in the Midwestern United States. The sample consisted of 45 participants assigned to either a treatment or control group.…

Many adolescents, particularly adolescents with disabilities, have difficulty with literacy tasks such as reading and writing. Yet research has found that when students with disabilities receive appropriate instruction, they typically are able to improve their overall writing outcomes. This study explored the effectiveness of a summary writing…

This quasi-experimental study examined the potential benefits of zero-error dictation, a teaching technique based on dialogue-driven dictation, and the extent to which target linguistic features and proficiency levels mediated its effects on second language (L2) learners' accurate use of French grammatical morphology. Seventy-nine learners of L2…

Formative assessment is considered to be a promising teaching practice for promoting teaching and learning processes. The implementation of teaching practices into instruction involves intervening with a learning environment that is characterised by certain features of instructional quality. Our study aims to contribute to the understanding of…

This quantitative, quasi-experimental study investigated the effect of the Mathletics.com technology on basic multiplication fact fluency in fourth grade students in the Middle East. The treatment group received three weeks of scheduled time using Mathletics.com, while the control group practiced multiplication facts using only traditional…

Today's teachers are charged with transforming education through technology, providing all learners with access and meaningful experiences across content areas in ways of teaching and learning they may never have experienced themselves. This dissertation examines the effect of increasing preservice teachers' prior personal learning experiences…

Elementary students spend an average of five and a quarter hours per day seated on a hard surface which provides little sensory input and possibly contributes to discomfort. Sensory integration was found to improve executive functioning skills in elementary students by helping their comfort level at being seated. This quasi-experimental study…