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Llosa, Lorena; Lee, Okhee; Jiang, Feng; Haas, Alison; O'Connor, Corey; Van Booven, Christopher D.; Kieffer, Michael J. – American Educational Research Journal, 2016
The authors evaluated the effects of P-SELL, a science curricular and professional development intervention for fifth-grade students with a focus on English language learners (ELLs). Using a randomized controlled trial design with 33 treatment and 33 control schools across three school districts in one state, we found significant and meaningfully…
Descriptors: Intervention, Science Education, Science Course Improvement Projects, Program Effectiveness
Schifter, Catherine C.; Carey, Martha – International Association for Development of the Information Society, 2014
The No Child Left Behind (NCLB) legislation spawned a plethora of standardized testing services for all the high stakes testing required by the law. We argue that one-size-fits all assessments disadvantage students who are English Language Learners, in the USA, as well as students with limited economic resources, special needs, and not reading on…
Descriptors: Standardized Tests, Models, Evaluation Methods, Educational Legislation