回复：我儿子学校的五分钟100道的速算测试又提速了!

来源: janeice65 于 2006-10-10 09:39:17 [] [旧帖] [给我悄悄话] 阅读数 : 0 (276 bytes)

I don't think this is the good way to train kids and they are not machines.I don't think my son can do this. I don't think he can correcetly add, time or divide in this very short time. But He is in high school math team and his team was second place in state competition.

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