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播放：1 时间：2026-01-22简介： -
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![全149集2026寒假新课提前学[六年级数学下册课本精讲]视频+PDF资料人教版六年级数学上下册同步精讲课紧扣课标考点，梳理负数、比例、圆柱圆锥等核心知识模块。](//imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2F5806fa5845746568ce412aac41756f62b9d843d1.jpg%40672w_378h_1c_%21web-search-common-cover)
播放：1 时间：2026-01-17简介： -
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![全238集2026寒假提前学[北师大版数学六年级数学下册]北师大版六年级数学上册下册同步课堂+专项培优暑假预习/复习精讲课堂(配套讲义习作 PDF](//imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2Fb0bbd3a52fe72331a4f67371e441b69ee37e07fc.jpg%40672w_378h_1c_%21web-search-common-cover)
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![全149集2026寒假必看[人教版六年级数学下册课本精讲]视频+PDF资料人教版六年级数学上下册同步精讲课](//imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2F6f51eba57fdfce839bdd6772c470cf04b930f1bf.jpg%40672w_378h_1c_%21web-search-common-cover)
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![全149集2026寒假新课提前学[六年级数学下册课本精讲]视频+PDF资料人教版六年级数学上下册同步精讲课紧扣课标考点，梳理负数、比例、圆柱圆锥等核心知识模块。](http://imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2F5806fa5845746568ce412aac41756f62b9d843d1.jpg%40672w_378h_1c_%21web-search-common-cover)
![全238集2026寒假提前学[北师大版数学六年级数学下册]北师大版六年级数学上册下册同步课堂+专项培优暑假预习/复习精讲课堂(配套讲义习作 PDF](http://imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2Fb0bbd3a52fe72331a4f67371e441b69ee37e07fc.jpg%40672w_378h_1c_%21web-search-common-cover)
![全149集2026寒假必看[人教版六年级数学下册课本精讲]视频+PDF资料人教版六年级数学上下册同步精讲课](http://imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2F6f51eba57fdfce839bdd6772c470cf04b930f1bf.jpg%40672w_378h_1c_%21web-search-common-cover)
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