[KongchangAI]
Unverified75% confidenceSolutionTime unknown

形状认知启蒙的进阶路径:先几何基础形状(圆方三角)→ 增加多边形与颜色配对 → 加入数量与序列 → 3岁后升级立体形状盒或分类插板,可按此逐步选购避免一步到位买超龄产品

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