陈鹤琴先生说:“大自然是我们的知识宝库,大社会是我们的生活宝库,是我们的活教材。”《3-6岁儿童学习与发展指南》中强调“亲近自然喜欢探究,在有初步研究能力中认识周围事物和现象”让孩子在自然中发现植物生长的奥妙、体验种植的乐趣。培养幼儿的观察力、好奇心、责任感等……
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缘起
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前段时间大班的小朋友为了创设班级环境,大班的老师根据主题让小朋友和家人一起用各种豆子做成美工作品带来幼儿园,我们班的小朋友看到后跟我说他们做的东西好漂亮呀,原来豆子还能做出美丽的画呀!那豆子还可以用来做什么呢?刚好我们的植物角还没有考虑好种什么东西,小朋友那么好奇,那我们就种豆子吧!于是我准备了各种豆子让小朋友们观察,讨论种什么豆子,怎么去种。
👧🏻有的小朋友说:“把豆子埋进土里它会长出新的豆子”,🧒🏻有的小朋友说,“不对,它长不出来新豆子”。👦🏻还有小朋友说:“我想种绿豆,我喜欢绿豆汤”“我要种在水里面,种水里会很干净”。小朋友讨论的很激烈呢!
豆子有那么都种类,我们到底种什么呢?让我们来投票决定吧!
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最终,通过投票,我们确定了种绿豆和黄豆,并且水培、土培我们都要试一试。
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水培种植
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我们把黄豆和绿豆放进托盘,在加上水,水培完成✅
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土培种植
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小朋友们去植物园挖土,亲手把黄豆和绿豆埋进了泥土里
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去植物园挖土时小朋友说,我们这还有沙子呢,豆子也可以种在沙子里面呀,于是我们又增加了沙培。
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沙培种植
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小朋友又去沙池挖了沙子,进行沙培种植
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种植完成后小朋友们想,它们会长成什么样的,于是好朋友们用画笔🖌画出了自己的猜想。
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小朋友的想法天马行空,有的说:“我觉得它会长成大树”,有的说:“它会长的长长的”,还有说:“它会长成彩色的”……
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第一天
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黄豆和绿豆就像喝饱了水一样,变大了一些。
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绿豆和黄豆比较,黄豆喝饱水后要比绿豆大
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第二天
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佳雨和晶晶浇水的时候发现绿豆裂开了并且长出了一点点小小的芽,黄豆没有变化。土培和沙培的黄豆和绿豆没有变化。
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第五天
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过去了一个周末,星期一来到幼儿园我们小朋友发现水培绿豆和黄豆都长出了芽,原来豆豆发了芽后就变成了豆芽啊,真的太神奇了。
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小朋友把绿豆和黄豆拿在手上观察,凌与墨和胡艺可把黄豆和绿豆拿起来比一比,看看哪个豆豆发的芽比较长,姚雨茉和陈乐凡闻了闻👃🏻豆豆,说:豆豆为什么有点臭啊😱
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豆豆为什么会变臭呢,沙子和土里的豆豆怎么样了呢?一起去看看吧!
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小朋友们观察比较了沙培和土培黄豆和绿豆的区别,发现绿豆先发芽,黄豆后发芽,但是黄豆发出的芽比绿豆的要长很多。那水培的黄豆和绿豆芽为什么会变臭了呢?
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和小朋友一起查阅资料,原来种在水里的豆豆需要每天换水,不能让豆子全部浸在水里,保持水的干净,而且要遮光养护,周末两天没有人给豆子换水,没有遮光,水脏了豆子的身上都长了黑点,还发臭了,这样的豆豆是没办法收获的,那就让我们重新种植水培的黄豆和绿豆吧。
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重新种豆
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这次我们减少了种豆子的量,还增加了遮光罩
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换水
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相信这次的水培豆豆一定能够成功,让我们一起继续观察,照顾我们的小豆芽吧
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在接下来的日子里,幼儿们继续观察着绿豆和黄豆的生长情况。他们发现,无论是水培、沙培还是土培,绿豆和黄豆都在不断地生长着,它们的绿叶越来越大,茎也越来越粗壮。幼儿们为它们的成长感到高兴和自豪。
通过这次活动,幼儿们不仅了解了植物的生长过程,还培养了他们的观察力和动手能力。他们学会了如何照顾植物,如何为它们浇水、换水。更重要的是,他们感受到了大自然的神奇与魅力,对生命充满了敬畏和热爱。相信通过小一班小朋友们的共同努力,我们一定能够成功收获豆芽,品尝到美味的豆芽。
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