Vendeur : liu xing, Nanjing, JS, Chine
paperback. Etat : New. Paperback Pages Number: 72 Language: Chinese. Experts believe that a person's infancy is the most sensitive period of language and numbers. this sensitivity will determine the development of a person of intelligence. learning ability and creative ability. Now parents are sensitive to the language has been relatively high weight. lack of awareness of digital sensitive. Do not underestimate the 1-10 these figures. and recognize that they are then angle the beginning of the mathematics of the in. N° de réf. du vendeur N78671
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