- 在線時間
- 45 小時
- 最後登錄
- 15-2-17
- 國民生產力
- 21
- 附加生產力
- 127
- 貢獻生產力
- 0
- 註冊時間
- 70-1-1
- 閱讀權限
- 10
- 帖子
- 421
- 主題
- 25
- 精華
- 0
- 積分
- 569
- UID
- 345

|
Re: 珠心算
心算小博士全腦開發中心
Kwok Sir in Tsuen Wan is very patient to teach and has good teaching strategies. My 4-year-and-11-month-old son has been learning since last early summer, he can now calculate without an abecus and answers within 2 seconds. Examples of formula are: 9+6-7, 22-8. If I were a full-time housewife, his performance might be even better. |
|