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The Attitude of Math Teachers toward Cooperative Learning and Institutional Elements that May Help or Hinder its Use as a Teaching Methodology. Rev. Electr. Educare [Internet]. 2015 Jan. 1 [cited 2024 Apr. 28];19(1):3-24. Available from: https://www.revistas.una.ac.cr/index.php/EDUCARE/article/view/6355