The Chemical Dynamic Class Teaching Strategy Research Based On Problems Generation

Chemistry dynamics class with problems generation is one of the important concepts advocated in the new curriculum,emphasizing that the class should be student-centered.It aims to make the classroom full of life and color and arouse the wisdom of the teachers and students in the dynamic generation,thus enhancing each other.However,the current high school chemistry classroom teaching contents,teaching methods and studying methods are unitary.The students' problem consciousness and subjectivity are ignored,resulting in the students rarely experiencing the pleasure of exploring the problems.The author has a knowledge of the progress of the Chinese and foreign theoretical research by consulting the literary documents.The author carries out the questionnaire survey among the high school teachers and students,acquiring a knowledge of the current teachers' classroom teaching and students' classroom learning.What's more,the author raises the necessity and strategies of chemistry dynamics class based on problem generation,mastering the characteristics,teaching strategy,teaching design,the key steps and making the assessment standard.Lastly,the author carries out the case study in the five aspects including the good interaction between teachers and students,students' cognitive migration,students guess retort,students' errors,students' creative activities.Students have the experience of happiness and subjectivity and acquire a comprehensive understanding of the function and value of knowledge through the practical research,thus improving the efficiency of classroom teaching.