Unverified90% confidenceDecision RuleTime unknown
3-5岁选无屏幕的实物编程(指令积木/编程机器人贴片),避免过早接触屏幕;6-8岁可用平板图形化拖拽(Scratch Jr风格);8岁以上才适合引入真正的Scratch积木代码逻辑
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