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進(jìn)行加工、改編,培養(yǎng)學(xué)生的創(chuàng)新能力。題目可以是這樣的:一條小河l的同旁有兩個(gè)村莊A、B,在河邊修一個(gè)抽水站,問該站應(yīng)修在什么地方,才能使它到兩個(gè)村莊A、B的距離之和最短?學(xué)生繼續(xù)討論,將得到另外不同的幾個(gè)題目:延伸:(1)小河兩岸(設(shè)兩岸是平行的)有兩個(gè)村莊A、B,要在河上修一座與河岸垂直的小橋,使兩村莊間的距離為最短,小橋應(yīng)修在什么地方?延伸(2),在圓柱形鐵皮桶的外側(cè)A 處有一只小蟲,請(qǐng)為它設(shè)計(jì)一條最短的路線,使它沿桶外側(cè)爬到桶內(nèi)壁B處。在數(shù)學(xué)教學(xué)中,應(yīng)轉(zhuǎn)變過去提倡的教師“教”和學(xué)生“學(xué)”并重的模式,實(shí)現(xiàn)由“教”向“學(xué)”過渡,創(chuàng)造適宜于學(xué)生主動(dòng)參與、主動(dòng)學(xué)習(xí)的活躍的課堂氣氛,從而形成有利于學(xué)生主體精神、創(chuàng)新意識(shí)、創(chuàng)新能力健康發(fā)展的寬松的教學(xué)環(huán)境。學(xué)生能在不斷的自主創(chuàng)新中,享受數(shù)學(xué)之樂趣,感悟數(shù)學(xué)的“變幻美”。六、讓學(xué)生學(xué)會(huì)質(zhì)疑,在質(zhì)疑中優(yōu)化數(shù)學(xué)的“無窮美”。愛因斯坦說過“提出一個(gè)問題比解決一個(gè)問題更重要?!苯處煈?yīng)教給質(zhì)疑的方法,使學(xué)生樂于質(zhì)疑,從中能享受到質(zhì)疑的樂趣,而不是把它看作是苦差事。也就是說“樂在其中,才會(huì)有吸引力和產(chǎn)生內(nèi)趨力。”讓學(xué)生在知識(shí)的來龍去脈上質(zhì)疑,在知識(shí)的作用上質(zhì)疑,在知識(shí)結(jié)構(gòu)上質(zhì)疑,在知識(shí)的模糊處質(zhì)疑,在概念內(nèi)涵,外延的拓展上質(zhì)疑等等。在質(zhì)疑中優(yōu)化數(shù)學(xué)的“無窮美”。如:教學(xué)“軸對(duì)稱”時(shí),我先是進(jìn)行操作演示使學(xué)生對(duì)軸對(duì)稱圖形有了一個(gè)初步印象,再讓他們閱讀課本材料,然后問學(xué)生:“當(dāng)你學(xué)習(xí)了軸對(duì)稱圖形后,你有什么問題想問你的同學(xué)?”這個(gè)問題一下子激發(fā)了了他們參與學(xué)習(xí)的熱情。有不少學(xué)生提出了比較好的問題。如:“圓的對(duì)稱軸是什么?”“為什么要說所在的直線?”等。但由于學(xué)生間存在著個(gè)別差異,在質(zhì)疑問難時(shí),往往不能提在點(diǎn)子上、關(guān)鍵處。這時(shí),教師應(yīng)以鼓勵(lì)為主,消除學(xué)生的畏懼心理,激發(fā)他們質(zhì)疑問題的熱情。同時(shí)對(duì)學(xué)生提出的問題給與恰當(dāng)?shù)脑u(píng)價(jià),樹立他們的自信心,調(diào)動(dòng)積極性。鼓勵(lì)學(xué)生從不同的角度去思考和判斷,鼓勵(lì)學(xué)生自己發(fā)現(xiàn)問題,解決問題,激發(fā)學(xué)生的質(zhì)疑熱情,對(duì)學(xué)生新奇怪異的想法我們要加以保護(hù),決不能隨便予以否定,遏制及嘲笑。對(duì)于提出好問題的同學(xué),應(yīng)鼓勵(lì)起進(jìn)一步的探索,大膽創(chuàng)新,讓學(xué)生品嘗質(zhì)疑的樂趣。久而久之,教師在教學(xué)中可以建立民主平等、和諧的師生關(guān)系,營(yíng)造出一個(gè)寬松、活躍的質(zhì)疑氛圍。那么,對(duì)學(xué)生能主動(dòng)獲取知識(shí),一定能起到極大的促進(jìn)作用。總之,面對(duì)新課程改革的挑戰(zhàn),我們必須轉(zhuǎn)變教育觀念,多動(dòng)腦筋,多想辦法,以自己對(duì)數(shù)學(xué)最真誠(chéng)的熱愛、最睿智的領(lǐng)悟、最詩意的詮釋引領(lǐng)學(xué)生走進(jìn)美麗的數(shù)學(xué),培養(yǎng)學(xué)生數(shù)學(xué)的審美能力,使學(xué)生對(duì)數(shù)學(xué)產(chǎn)生美好的情感,讓每一位學(xué)生都具有一雙認(rèn)識(shí)、欣賞并發(fā)現(xiàn)“數(shù)學(xué)美”的慧眼!參考文獻(xiàn):童慶炳《現(xiàn)代心理美學(xué)》中國(guó)社會(huì)科學(xué)出版社2000朱永新、楊樹兵 《創(chuàng)新教育論綱》《教育研究》、華建寶《知識(shí)經(jīng)濟(jì)與創(chuàng)新教育》《中國(guó)教育學(xué)刊》、牟洪宇《問題解決中的審美教育》《中小學(xué)數(shù)學(xué)》王振華《將游戲帶進(jìn)數(shù)學(xué)課堂后》 《中學(xué)教研》第五篇:110句全英文版勵(lì)志名言,感受語言的美和力量Friedrich Nietzsche尼采 is my ambition to say in ten sentences what others say in a whole is not when truth is dirty, but when it is shallow, that the lover of knowledge is reluctant to step into its is not a lack of love, but a lack of friendship that makes unhappy marriages is like a more you chase it ,the more it eludes if you turn your attention to other things , It es and sits softly on your David Thoreau is the china shop。love is the yourself whether you are happy ,and you cease to be is happy will make others happy who has courage and faith will never perish in happiness or misery depends on dispositions, and not on our ,而不是周遭環(huán)境。 is only one success——to spend your life in your own am still determined to be cheerful and happy, in whatever situation I may be。for I have also learned from experience that the greater part of our happiness or misery depends upon our dispositions, and not upon our circumstances.“Martha Washington 11.”Happiness is not a matter of good fortune or worldly 39。s a mental es from appreciating what we have, instead of being miserable about what we don39。t 39。s so simple? yet so hard for the human mind to prehend. 幸??鞓凡辉谟趽碛写蠊P塵世間的財(cái)富。它是一種精神態(tài)度。 best doctors in the world are Doctor Diet, Doctor Quiet, and Doctor latter part of a wise person’s life is occupied with curing the follies, prejudices and false opinions they contracted man should never be ashamed to own that he has been in the wrong, which is but saying …that he is wiser today than ’t criticize what you don39。t universe is change。our life is what our thoughts make we hear is an opinion, not a we see is an perspective, not the is the greatest of all is more fitting for a man to laugh at life than to lament over one is laughable who laughs at ,痛哭。自嘲吧,讓嘲笑你的人無路可走。 difference does it make how muc