Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Language:Chinese.Paperback.Pub Date:2021-11-01 Publisher:Heilongjiang Children's Publishing House primary school mathematics special training. suitable for 5-8 years old to recognize the length (meters. decimeters. centimeters) full color drawing version *Graphic ThinkingSpecial BreakthroughBy Simple to complex * mathematical thinking - step cut - knowledge enhancement * logical thinking - training of excellence - stable mastery 6000 calculation questions. 200 simultaneous application questio. Seller Inventory # NX031817