Titlebook: Effectiveness of Time Investments in Education; Insights from a revi Jaap Scheerens Book 2014 The Author(s) 2014 "time on task".assocation

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State of the Art of Time Effectiveness,ducational achievement in basic subjects, mathematics and reading. The average effect sizes (in terms of the d-coefficient) for these three “arena’s” for optimizing learning time are .37, .29, and .18, respectively.

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Time in Internationally Comparative Studies,ns persisted in the secondary analyses of the PISA 2009 data-set, when change in time investment was related to change in performance between countries indicates that this phenomenon is not just an artifact of cross-sectional research design, but a matter of reactive policy (more time investment whe

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State of the Art of Time Effectiveness,which educational time can be intensified, enhanced, and expanded. The chapter has three main sections, one on “within school time,” one on homework, and one on expanded school time, beyond regular lesson hours. In these three sections key publications will be used to provide a concise description o

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Time in Internationally Comparative Studies,udy time are presented. In the first section this is done in a more descriptive way, while in the second and third sections, the association between the various indicators of instruction time and student performance, between and within countries, are discussed. The overall conclusion was that the re

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