最近听了一节公开课,内容为高中《历史·必修3》中的“古代中国的发明和发现”。讲到我国古代四大发明时,执教老师运用多媒体教学,非常直观、形象。特别是讲到11世纪中叶,北宋平民毕升发明了胶泥活字印刷术,“它既经济,又便捷,是印刷术的一大革新,这种新技术,很快取代了过去的雕版印刷术”且传到国外,“变成了新教的工具,总的说来, Recently, I heard an open lesson on ”Inventions and Discoveries in Ancient China“ in ”History · Compulsory 3“ in high school. When it comes to the four great inventions in ancient China, coaching teachers use multimedia teaching, very intuitive and image. In particular, about the middle of the 11th century, Bi Sheng, a civilian of the Northern Song Dynasty, invented the clay type printing technique. ”It is both economical and convenient. It is a great innovation in printing. This new technique has quickly replaced the past printing engraving “And spread abroad, ” into a Protestant tool, in general,