LIBROS DEL AUTOR: leonid trostanetsky

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  • Star of the Seven Seas
    Catherine Fet / Leonid Trostanetsky
    In elementary school, math word problems were the bane of my existence. I could crunch numbers with ease, but word problems were tricky because of the logical sorting you have to do to arrive at an equation: Establishing what’s known and what’s unknown and the relationship between them was not easy for me. Some word problems tell a story where events are out of order. You have ...
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