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Liu, Chunhui; Xin, Ziqiang; Lin, Chongde; Thompson, Clarissa A. – Educational Psychology, 2013
Researchers debate whether one represents the magnitude of a fraction according to its real numerical value or just the discrete numerosity of its numerator or denominator. The present study examined three effects based on the notion that people possess a mental number line to explore how children represent fractions when they compare fractions…
Descriptors: Cognitive Processes, Comparative Analysis, Arithmetic, Grade 6
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Lin, Jin-Ding; Tung, Ho-Jui; Hsieh, Yu-Hsin; Lin, Fu-Gong – Research in Developmental Disabilities: A Multidisciplinary Journal, 2011
Shorter sleep time was reported to be associated with psychological functioning in children. We intended to examine the relationship between nocturnal sleep duration and depression status by investigating if delayed bedtime could be one of the enhancement factors for depression in children. A cross-sectional study was performed to investigate the…
Descriptors: Sleep, Elementary School Students, Reference Groups, Prevention