Empirical study to promote ability to express by using chemical experiment report (Aim at the enhancement of the language activity)

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It was planned to promote the student's language activity, and to improve the power of expression of the experiment report. It is an experiment class of the chemistry to which the activity that uses "Student's Assessment". I researched the planned class. Moreover, I researched an effective technique for guidance. (At the school where the condition is different)The teacher who practiced it felt the meaning in the research. Students improve the desire for study, and have improved the understanding level. Moreover, the self-efficacy was obtained. It has been understood to have to put in the activity of the language of the discussion etc. by a chemical class.