The method of a questionnaire is the same as in part 1. The results are as follows : 1. On the whole, chidren's consciousness about necessity for the techniques is high. The average score of necessity is 3.98 (SD=0.42). Girls show higher score of necessity than boys. 2. Factor analysis gives 4 factors. (1) The first factor : the techniques which need ability of Judgement for condition or situation. (2) The second factor : techniques which use domestic tools or machines. (3) The third factor : techniques which need knowledge for objects and ability of rational treatment. (4) The fourth factor : Techniques which are useful for maintenance and operation of tools and machines. 3. Significant correlation is seen between children's actual state and consciousness shown toward necessity of various techniques.
