推开科学教育的另一扇门

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<正>主持人语自2011年起,美国相继出台了《k—12年级科学教育框架:实践、跨学科概念以及核心概念》和《新一代国家科学教育标准》,这两部文件一出台就成了世界范围内科学教育改革关注的热点。因为这两部文件把过去对科学探究的关注转向了对"科学实践"的关注,尤其是这两部文件特别提出了"技术和工程"思想必须进入中小学科学教育领域的观
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