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钓鱼游戏课件|一年级科学全套

  • 2026-11-05 19:47:17
钓鱼游戏课件|一年级科学全套

钓鱼游戏课件｜一年级科学全套

一年级科学第1课《钓鱼游戏》，玩着玩着，孩子就把磁铁的秘密发现了。

一根鱼竿、一群彩色小鱼，没有钩子也没有小环，可小鱼还是被钓起来了。奥秘就藏在鱼钩的磁铁和小鱼肚里的铁片里。

磁铁能吸铁，隔着一层杯壁也能把曲别针吸上来，磁力能穿过东西。

带孩子拆开玩具看一看，磁铁就藏在身边：冰箱贴、磁扣、门磁、指南针。

23页带动画PPT（可编辑）＋教案＋逐字稿全配好，一年级科学老师备课、上钓鱼游戏课都能直接用。

#一年级科学 #一年级上册科学 #钓鱼游戏 #小学科学 #小学科学课件 #科学公开课 #磁铁 #磁铁能吸铁 #磁铁隔物吸铁 #科学第1课

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小班语言课件|猜猜小颜色|色彩认知

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  1. CONNECT:[ UseTime:0.000497s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001055s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000442s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000408s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000821s ]
  6. SELECT * FROM `set` [ RunTime:0.000374s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000826s ]
  8. SELECT * FROM `article` WHERE `id` = 542616 LIMIT 1 [ RunTime:0.000397s ]
  9. UPDATE `article` SET `lasttime` = 1793969342 WHERE `id` = 542616 [ RunTime:0.001495s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000383s ]
  11. SELECT * FROM `article` WHERE `id` < 542616 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000534s ]
  12. SELECT * FROM `article` WHERE `id` > 542616 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000469s ]
  13. SELECT * FROM `article` WHERE `id` < 542616 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000831s ]
  14. SELECT * FROM `article` WHERE `id` < 542616 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000747s ]
  15. SELECT * FROM `article` WHERE `id` < 542616 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000795s ]
0.083750s