Unverified90% confidenceCautionTime unknown

给3岁以下幼儿选拼图须警惕小拼块吞咽风险，应选大块厚纸板或木质地板拼图（每块≥5cm），片数控制在24片以内

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Unverified3-4岁幼儿选20-48片大块拼图，单片尺寸≥5cm防误吞；5-6岁适合60-100片；7岁以上可挑战300片以上85% similar Unverified3岁以下幼儿选购需满足防摔≥1.5米+机身无小于3cm可拆卸零件（防误吞），按键数量≤5个便于自主操作81% similar

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