一、问题提出为激发高一学生化学学习的兴趣,培养学生的动手能力,在增长化学知识的同时,培养其爱思考、爱探究的科学实践精神,教师对学生提出了“小帮手”活动的整体方案和要求:①利用周末时间将自己家中卫生间打扫干净,重点是水龙头、洗面池、抽水马桶;②实施过程中,建议采用合适的工具、常见的洗涤用品,注意用量;③转变考核评价方式,活动的实践成果可以各种方式呈现,如写成实践报告或递交小论文等,这将作为学期成绩评定 First, the issue raised In order to stimulate the interest of chemistry students in freshman, develop students’ practical ability, while increasing their knowledge of chemistry, develop their scientific thinking of love, love to explore the spirit of practice, the teacher proposed to the students Activities of the overall program and requirements: ① the use of weekend time to clean their own bathroom, focusing on the tap, wash basin, flush toilets; ② implementation process, it is recommended that the appropriate tools, common cleaning products, pay attention to the amount; ③ change the assessment Practices and activities can be presented in various ways, such as writing a practice report or submitting essays, which will be used as a semester assessment