In the cooperation of the children through the regional education, the students play important parts as the assistants, teaching staffs, and preparation staffs in "monotukuri" education. Especially in the field of the chemistry, the students play leading parts in regional education. Because in chemistry fields, the many treating materials are liquids and often dangerous objects. The children treat these materials for the first time. Then it is necessary to raise the consciousness of the improvement to the students in daily experiments. In this paper, the case which tackles the improvement to the students through the adsorption experiment is introduced.
