(F0480) 11×11 雙面幾何釘板(DOUBLE SIDED ISOMETRIC GEOBOAR)

產品特點： 配合8塊同樣的雙面釘板與200條無毒安全橡皮筋 釘數密集型，使用橡皮筋在上面創造更多幾何圖形狀與生動文字，訓練孩子的想像力、圖形組合分割能力 橡皮筋顏色採隨機出貨 With these geoboards and rubber bands kids can explore, compare, make geometric shapes and designs; compare similarities and differences of shape and size; count and work with symmetry, congruence, perimeter, area, fractions and angles. This geoboard is made of durable polypropylene. One side has 11x11 pin array, the other side has a 12 pin circular arrangement. 尺寸 210 x 210 x 185 mm 年齡 3+ 模型數 零件數 208