基于“焰色实验”项目的创客教学——制作彩焰蜡烛

Maker Teaching Based on Project of"Flame Test":Making Colored Flame Candle

以“制作彩焰蜡烛”为项目主题,开展“焰色实验”的创客教学。学生立足教材,从自己的疑惑出发,完成“探究焰色成因”“选择制作材料”“提高彩焰效果”等子任务,最终制作出彩焰蜡烛,掌握焰色实验的实验操作,理解焰色的成因,构建了猜想-证据-结论-应用的认知模型,锻炼了实验探究、合作学习、反思改进等能力,增强了社会责任感。

With the project theme of"making colored flame candle",the maker teaching of"flame test"was carried out.Based on the textbook with their own doubts,students first explored the cause of flame color,chose materials,improved the effect of color flame,and finally made colored flame candle.During the process,they mastered the experimental operation of flame test,understood the cause of flame color,built a cognitive model of"guess-evidence-conclusion-use",cultivated the ability of scientific inquiry,cooperative learning,thinking and improvement,and raised the sense of their social responsibility.