| Counting and Subtraction to 5 | (LOG-CLM001) HK$115.00 |
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| Addition and Subtracion to 10 | (LOG-CLM004) HK$115.00 |
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| Counting and Addition to 10 | (LOG-CLM003) HK$115.00 |
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| Addition and Subtraction to 6 | (LOG-CLM002) HK$115.00 |
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| 除数第二册 | (LOG-CLM010) HK$115.00 |
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| 乘数第二册 | (LOG-CLM008) HK$115.00 |
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| 乘数入门 | (LOG-CLM007) HK$115.00 |
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| Addition to 20 | (LOG-CLM005) HK$115.00 |
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| Addition and Subtraction to 6 | (LOG-CLM006) HK$115.00 |
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| 100以内加减(2) | (LOG-CLM016) HK$115.00 |
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| 乘除 | (LOG-CLM018) HK$115.00 |
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| 基本心算 | (LOG-CLM020) HK$115.00 |
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