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1دورية أكاديمية
المؤلفون: Nielsen, Lynne, Steinthorsdottir, Olof B., Kent, Laura B.
المصدر: Middle School Journal; 2016, Vol. 47 Issue 3, p17-24, 9p, 1 Illustration, 1 Diagram, 2 Charts
مصطلحات موضوعية: PROFESSIONAL education, MATHEMATICS education (Middle school), COMMON Core State Standards, MIDDLE school students, MIDDLE school teachers
مصطلحات جغرافية: UNITED States