Math-ed studies is my new blog about research in mathematics teaching and learning and teacher learning. It contains studies, books, links, etc about mathematics education. It is actually my nth attempt to organize myself. Evernote is not enough to organize me. With this blog I hope it will be easier for me to trace where…

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Math teachers should grow algebra eyes and ears. To have algebra eyes and ears means to be always on the lookout for opportunities for students to engage in algebraic thinking which involves thinking in terms of generality and to reason in terms of relationships and structure, etc. In the post Teaching algebraic thinking without the x’s I described some tips on…

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Proportional reasoning is a capstone of children’s elementary school arithmetic and a cornerstone of all that is to follow (Lesh & Post, 1988). But for some reason, the teaching of elementary school mathematics topics either become an end in itself or has become more a preparation for learning algebra. Proportional reasoning is not being given…

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