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顯示第 1 至 24 項結果，共 49 項
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12件透明立體幾何積木 (10cm)
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一平方米演示器
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六面磁性正方體 2cm 50粒
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大號雪花片積木750片套裝
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幾何立體搭建套裝
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幾何立體模型(實木)27件套
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幾何立體的截面實驗器
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探索體積的計算公式學具
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數學幾何體大全
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正方體網格觀察套裝
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磁力棒(200棒+130球)
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磁力索瑪立方體
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磁性表面積展開模型8件
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純磁力片幾何體搭建套裝（46片）
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大數粒100粒 100pcs a set 2cm Cubes
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大數粒連底板(20*20cm) 100pcs a set 2cm Cubes with base board
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十進位組幾何方塊套組
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十進位組幾何方塊套組+十進位組遊戲布
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φ5cm立體幾何模型17件 (可注水模擬直切,斜切)
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原木幾何立體模型12件套
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幾何形體模型10件 20cm
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幾何立體模型（實木）28件套 28pcs a set 3D Geometric model (solid wood)
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彩木幾何立體模型12件套 12pcs a set 3D Geometric model (coloured solid wood)
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透明立體幾何模型17件套 10cm
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