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Author:
Tzeng, Shyuh-yaur
work1
GeoGebra
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【案例】2018年全国1卷理科12题
三位數除以一位數（二）
柱體建築師
四邉形 (四年級) 教師版
拼砌四邊形
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百分數（小學）：折扣 / 賺賠（HTML5 版）
蕭宇珏的繪本
體積的量度 2
slopefield_spin
二項分佈 的複本
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Parabola
Sphere
Means
Translation
Definite Integral