A review of the literature on Rett syndrome (RS) for school-based professionals is presented from a behavioral perspective. A description of RS is provided, including distinctive physical, behavioral, and emotional features, diagnostic criteria for classic and "formes frustes" forms of RS, and stages of the disorder. The similarities and…

Implementation of a guided-inquiry lab in introductory biology classes, along with scaffolded instruction, improved students' understanding of the scientific method, their ability to design an experiment, and their identification of experimental variables. Pre- and postassessments from experimental versus control sections over three semesters…

Regression discontinuity designs (RDDs) are considered to be one of the strongest nonexperimental designs available for the purpose of identifying the effects of an intervention. RDD can be used in situations in which assignment to a treatment group is based on a cutoff value on a continuous assignment variable. The impact of the intervention is…

To improve retention and engagement, first-year college science majors enrolled in University Experience orientation courses participated in a hands-on laboratory research experience: a DNA barcoding project to facilitate species identification. Students collected arthropods and hypothesized morphology-based species identifications. Then they…

Differentiated instruction is commonly believed to be critical to improving the quality and efficiency of teachers' instructional repertoires (Fischer & Rose, 2001; Tomlinson, 2004). Tomlinson (2000) describes differentiation in four domains: content, process, product, and learning environment. Content differentiation involves varying…

Poverty-related factors place children at higher risk for disabilities and also serve as barriers to families accessing services for their children and themselves. Early childhood practitioners can play a critical role in supporting families by providing services to overcome these obstacles and by working in partnership with specialized early…

This paper aims to shed light on the explicit-implicit paradigm contention in connection with the foreign language area of English spelling. To this end, it frames the subject against the backdrop of the prolonged dispute between implicit, whole language, top-down, or whole-to-part approaches and explicit, traditional, bottom-up, or part-to-whole…