Vendeur : liu xing, Nanjing, JS, Chine
paperback. Etat : New. Pub Date :2012-06-01 Pages: 140 Publisher: Children's Publishing Publication date :2012-06-01 in order to improve pupils mouth operator skills and basic computing power. We have organized a group of rich teaching through 'experience of front-line teachers prepared a set of port operators title card. The title card closely linked to the kinds of questions that appear in the primary school mathematics textbooks. the kinds of questions and teaching materials consistent. Comprehensive system opti. N° de réf. du vendeur BA006121
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