Aftab Opel

 

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  • Opel, Aftab; Zaman, Syeda Sazia; Khanom, Ferdousi; Aboud, Frances E. (© 2012 Elsevier Ltd, 2012)
    A randomized evaluation of a 9-month comprehensive math program for preprimary Bangladeshi school children addressed skills such as numbers, measurement, shapes, patterns, and space. Nine schools were randomly selected for ...