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2026年新教科版小学科学二年级下册课件PPT大全

  • 2026-10-30 10:02:48
2026年新教科版小学科学二年级下册课件PPT大全
六年级下册（点击题目进入）

电子课本：

点击上面[课本封面]

可以观看电子课本

教学视频：

点左下角[阅读原文]

可以观看教学视频

课本目录：

01

第一单元 ☞复习

1.1《恐龙的故事》

1.2《挖掘恐龙“化石”》
1.3《测量恐龙“化石”》
1.4《制作恐龙模型》
1.5《复原恐龙》
1.6《制作恐龙模型》
1.7《我们的恐龙公园》

02

第二单元 ☞解读

2.1《磁铁能吸引什么》
2.2《比较力量的大小》
2.3《让小车动起来》
2.4《隔物吸铁》
2.5《设计钓鱼玩具》
2.6《古代生物的多样性》

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快和我一起寒假备课二下道法新教材教案!

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000454s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000694s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000386s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000420s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000624s ]
  6. SELECT * FROM `set` [ RunTime:0.000351s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000787s ]
  8. SELECT * FROM `article` WHERE `id` = 466751 LIMIT 1 [ RunTime:0.000452s ]
  9. UPDATE `article` SET `lasttime` = 1793957279 WHERE `id` = 466751 [ RunTime:0.001131s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000332s ]
  11. SELECT * FROM `article` WHERE `id` < 466751 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000535s ]
  12. SELECT * FROM `article` WHERE `id` > 466751 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000437s ]
  13. SELECT * FROM `article` WHERE `id` < 466751 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000845s ]
  14. SELECT * FROM `article` WHERE `id` < 466751 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000678s ]
  15. SELECT * FROM `article` WHERE `id` < 466751 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000929s ]
0.107134s