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笔者结合多年教学实践提出了在教学中如何进行初中化学课堂有效问题设计的一般方法,以此说明课堂有效问题设计是提升课堂教学质量的主要途径.在有关“化学课堂有效问题设计”的教师问卷调查中,教师认为课堂教学中问题设计有效性的主要内容有:能否更好的达成教学目标;能否符合学生认知规律;能否激发学生的学习兴趣等.如何实现这些内容?笔者就通过具体的教学案例来说明化学问题设计的一般策略.
The author puts forward a general method of how to design effective problems in junior high school chemistry class teaching in the light of years of teaching practice so as to show that effective classroom design is the main way to improve the quality of classroom teaching. In the questionnaire of teachers, teachers think that the main contents of the validity of problem design in classroom teaching are: can better achieve the teaching goal; can meet the students ’cognitive rules; can stimulate the students’ interest in learning etc .. How to achieve these contents? The author through the specific teaching case to illustrate the general strategy of chemical design.