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Milburn, Trelani F.; Lonigan, Christopher J.; Phillips, Beth M. – Elementary School Journal, 2017
This response to intervention study examined agreement between classification methods of preschool children's responsiveness to Tier 2 intervention using level of performance (25th percentile), growth (equivalent to small and medium effect sizes), and both level of performance and growth in a dual-discrepancy approach. Overall, 181 children…
Descriptors: Response to Intervention, Classification, Preschool Children, Preschool Education
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Zvoch, Keith – Elementary School Journal, 2016
Piecewise growth models (PGMs) were used to estimate and model changes in the preliteracy skill development of kindergartners in a moderately sized school district in the Pacific Northwest. PGMs were applied to interrupted time-series (ITS) data that arose within the context of a response-to-intervention (RtI) instructional framework. During the…
Descriptors: Kindergarten, Emergent Literacy, Skill Development, School Districts
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Clarke, Ben; Smolkowski, Keith; Baker, Scott K.; Fien, Hank; Doabler, Christian T.; Chard, David J. – Elementary School Journal, 2011
This study examined the efficacy of a core kindergarten mathematics program, ELM, a 120-lesson comprehensive curriculum providing instruction in (a) number operations, (b) geometry, (c) measurement, and (d) vocabulary. ELM is designed to address the learning needs of all students, including at-risk students in the general education or Tier I…
Descriptors: Achievement Gap, Mathematics Achievement, Pretests Posttests, At Risk Students
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Graves, Anne W.; Duesbery, Luke; Pyle, Nicole B.; Brandon, Regina R.; McIntosh, Angela S. – Elementary School Journal, 2011
Two experimental studies at one urban middle school investigated the effects of the combination of Tier I and Tier II evidence-based reading instruction compared to Tier I alone on struggling sixth-grade readers (N = 109). All participants received free or reduced-price lunch, and 95% were considered English learners at some point in their school…
Descriptors: Reading Difficulties, Special Needs Students, Grade 6, Urban Schools