Vendeur : liu xing, Nanjing, JS, Chine
paperback. Etat : New. Paperback. Pub Date :2014-06-01 Pages: 92 Language: Chinese Publisher: Beijing Publishing House. I count 1st practice mental arithmetic: Do not Carry 20 or less. and not abdicate subtraction around 5-7 years old children in school readiness The port operator must master during mental arithmetic ability to write. but for young children will face primary entrance features. centralized in the book exercises. According to different themes. each book nearly 50 single page. each unit with timing tr. N° de réf. du vendeur BX038698
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