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mp。re a teacher, and you look before and after, thatamp。s quite worrying. they do worse in tests afterwards, after the teaching. 在美國和英國,在磁力知識上 孩童在就學(xué)前學(xué)得比較好 重力知識也一樣,兩個不同概念,這實在可悲 如果你是個老師,看見受教前和受教后的差別 實在令人憂心,學(xué)童在受教后考得更差 and we collude. we design tests, or at least in britain, so that people pass them. right? and governments do very well. they pat themselves on the back. ok? 我們都是共犯,我們設(shè)計測驗方式 至少在英國是這樣,好讓人們能通過考試 政府也幫了不少忙,他們推波助瀾 懂嗎? we collude, and actually if you if someone had designed a test for me when i was doing my biology exams, to really understand, to see whether iamp。d understood more than just kind of putting starch and iodine together and seeing it go blue, and really understood that plants took their mass out of the air, then i might have done better at science. so the most important thing is to get people to articulate their models. 我們都是共犯 如果有人替我設(shè)計測驗 在我要考生物的時候 讓我能真正明白,明白我是否真的懂了 不是只在淀粉中加入碘液 看著反應(yīng)呈現(xiàn)藍色 而且能真正明白植物是從空氣中茁壯的 我的科學(xué)可能就會學(xué)得比較好 所以,最重要的是要讓人們能表述清楚他們的模型 your homework is you know, how does an aircraftamp。s wing crea