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Bae, Hwa-ok; Choo, Hyekyung; Lim, ChaeYoung – Journal of Early Adolescence, 2019
This study compared bullying experiences between ethnic minority youth and Korean majority youth in South Korea, and examined whether the student-teacher relationship is associated with their bullying experiences. Participants comprised 148 ethnic minority students and 165 Korean majority students in Grades 4 to 11 in South Korea. Bivariate…
Descriptors: Foreign Countries, Bullying, Racial Bias, Ethnicity
Figlio, David; Holden, Kristian L.; Ozek, Umut – National Center for Analysis of Longitudinal Data in Education Research (CALDER), 2018
Instructional time is a fundamental educational input, yet we have little causal evidence about the effect of longer school days on student achievement. This paper uses a sharp regression discontinuity design to estimate the effects of lengthening the school day for low-performing schools in Florida by exploiting an administrative cutoff for…
Descriptors: School Schedules, Low Achievement, Eligibility, Literacy Education
Clemens, Elysia V.; Klopfenstein, Kristin; Lalonde, Trent L.; Tis, Matt – Grantee Submission, 2018
As a result of the Every Student Succeeds Act and its requirement that students in foster care be included in education report cards, states have a renewed sense of urgency surrounding accountability for the academic achievement of this vulnerable group of students. This study examined the effects of placement and school stability on students'…
Descriptors: Foster Care, Academic Achievement, At Risk Students, Grade 4
Herrmann-Abell, Cari F.; DeBoer, George E. – Grantee Submission, 2018
This study tests a hypothesized learning progression for the concept of energy. It looks at 14 specific ideas under the categories of (i) Energy Forms and Transformations; (ii) Energy Transfer; (iii) Energy Dissipation and Degradation; and (iv) Energy Conservation. It then examines students' growth of understanding within each of these ideas at…
Descriptors: Energy, Science Instruction, Concept Formation, Energy Conservation
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Ackerman, Robert A.; Carson, Kevin J.; Corretti, Conrad A.; Ehrenreich, Samuel E.; Meter, Diana J.; Underwood, Marion K. – Developmental Psychology, 2019
This research explored whether experiences with warmth in middle childhood are linked to increased levels of positive affect, decreased levels of negative affect, and decreased levels of disagreeable interactions in text-message communication in adolescence. Participants included 218 children (and their parents and peers) who were on average…
Descriptors: Affective Behavior, Interaction, Telecommunications, Adolescents