“教育技术的发展离不开教育理念的指导,教育理念的发展离不开教育技术的支持。”这是我在教学“碰壁”后所体验到的。究其原因,还要从一节历史课的设计变化谈起。《先民的智慧和创造》这节课选自北师大版新教材,主要是让学生了解都江堰是怎样化水害为水利的。但历史学科是一个 “The development of educational technology is inseparable from the guidance of educational philosophy and the development of educational philosophy can not be separated from the support of educational technology.” This is what I experienced after teaching “hitting the wall.” The reason, but also from a history of class design changes. The lesson “Ancestral Wisdom and Creation” was selected from the new textbooks of the Beijing Normal University edition, mainly to help students understand how water from Dujiangyan is harmed for water conservancy. But history is one