Čájehuvvojit 1 - 2 oktiibuot 2 bohtosis ohcui "learning problems"', ohcanáigi: 0,01s Aiddostahte ozu
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    Learning based on mathematical problems: the fraction concept Dahkki Cristancho Cárdenas, Deisy Marieta, Cristancho Cárdenas, Leidy Yalima

    Almmustuhtton 2019
    Fáttát: “…education, didactic strategy, teaching, learning, problems.…”
    Online
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