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Every child has the capacity to succeed in school and in life. Yet far too many children fail to meet their potential. Many students, especially those from poor and minority families, are placed at risk by school practices that sort some students into high-quality programs and other students into low-quality education. CRESPAR believes that schools must(More)
Education (Grant No. R305A040082). However, any opinions expressed are those of the authors and do not necessarily represent IES positions or policies. Abstract This article systematically reviews research on the achievement outcomes of four types of approaches to improving the reading success of children in the elementary grades: reading curricula,(More)
S tudents who enter high school with poor literacy skills face long odds against graduating and going on to postsecondary education or satisfying careers. Joftus and Maddox-Dolan (2003) reported that in the United States, roughly 6 million secondary students read far below grade level and that approximately 3,000 students drop out of U.S. high schools every(More)
The autonomic neuromuscular junction at a varicosity in the vas deferens is defined by the localization of the vesicle-associated protein syntaxin in high concentrations in the axolemma and a high density of P2x1 receptors in a cluster beneath the varicosity. Calcium fluxes have been observed in all individual varicosities of a nerve terminal on the arrival(More)
Research suggests that bilingual programs do not harm and usually improve the English reading performance of English language learners. English language learners—students who come from homes in which a language other than English is spoken—are one of the fastest-growing student populations in U. S. schools. At the same time, the debate over the best way to(More)
Intracellular Ca(2+) oscillations at fertilization are responsible for triggering egg activation. The aim of this study was to examine the effect of the age of the oocyte donor and in-vitro maturation on the generation of Ca(2+) transients at fertilization. The results show that <10% of in-vivo and in-vitro matured oocytes from 19-day old mice develop to(More)