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Savage, Robert; Abrami, Philip C.; Piquette, Noella; Wood, Eileen; Deleveaux, Gia; Sanghera-Sidhu, Sukhbinder; Burgos, Giovani – Journal of Educational Psychology, 2013
This report describes a cluster randomized control trial (RCT) intervention study of the effectiveness of the ABRACADABRA (ABRA) Web-based literacy system using a classroom-level RCT intervention with 1,067 children in 74 kindergarten and Grade 1 or Grade 1/2 classrooms across Canada. The authors closely followed the CONSORT criteria for executing…
Descriptors: Foreign Countries, Educational Research, Research Design, Early Reading
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Byrne, Brian; Coventry, William L.; Olson, Richard K.; Wadsworth, Sally J.; Samuelsson, Stefan; Petrill, Stephen A.; Willcutt, Erik G.; Corley, Robin – Journal of Educational Psychology, 2010
It is often assumed that differences in teacher characteristics are a major source of variability in children's educational achievements. We examine this assumption for early literacy achievement by calculating the correlations between pairs of twin children who either shared or did not share a teacher in kindergarten, Grade 1, and Grade 2.…
Descriptors: Twins, Teacher Characteristics, Academic Achievement, Emergent Literacy