通过一种简易植物酸碱指示剂的制作和应用,探讨了培养中学生创新意识的过程手段.作者认为寻找和制作植物酸碱指示剂可大大提高中学生的学习热情和增强创新意识,是一种简单易行而又富有趣味的实验教学,特别适合在农村中小学推广. Through the making and application of a simple plant acid-base indicator, the process of cultivating middle school students’ sense of innovation is discussed.The author believes that finding and making plant acid-base indicator can greatly enhance the learning enthusiasm and enhance the sense of innovation of middle school students, which is a simple Easy and interesting experimental teaching, especially suitable for promotion in rural primary and secondary schools.