[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

0-6个月阶段优先选纯白噪音/舒缓摇篮曲类,避免高频电子音效和快速闪烁灯光;6-12个月可引入因果反馈型(按压出声),1岁以上再选带旋律记忆和乐器模拟的复杂玩具

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85%
Confidence
Long-term
Relevance
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MCP
get_claim(id=269818)