Vendeur : liu xing, Nanjing, JS, Chine
paperback. Etat : New. Paperback Pages Number: 140 Language: Chinese. I count in the Primary Mathematics title card (1 year) (new curriculum). according to the compulsory education curriculum standard compilation of teaching materials. mental arithmetic. I count. speed counting and simple calculation. to help children improve computing power. and strengthen oral calculation speed. N° de réf. du vendeur N16683
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