谢谢。晕，我刚买了Vol 1： the basics. 还需要再买Competition Math for Middle Sch

Competition Math for Middle School 是否和正在做的题(Math Olympiad Contest Problems, Volume 2 (REVISED))一样？

所有跟帖： 

• 我的经验 -晓曦- ♀ (1239 bytes) () 01/09/2019 postreply 15:17:50

• 谢谢详细指导，学完这四本大概要几年？ -rapidestate- ♂ (48 bytes) () 01/09/2019 postreply 16:17:34

• 儿子5年级，四本下来大概5,6个月吧 -beibei_2018- ♀ (209 bytes) () 01/11/2019 postreply 10:34:32

• 娃说Competition Math for Middle School这书还是挺有用的 -成功的熊- ♂ (0 bytes) () 01/09/2019 postreply 17:40:20