The purpose of this study was to develop the tasks of hands-on activities for middle school students for standards-related achievement criteria in 'Technology utilization' area in 2015 revised curriculum. The study had been developed in accordance with the following three phases: preparation, development and improvement. In the preparation phase, I analyzed the direction of standard education, centering on standard relevance criteria presented in 2015 revised "technology · home" curriculum and requirements for standard education. In the development phase, six preliminary hands-on activity tasks developed considering the level and interest of students were selected as the most suitable tasks through the content-validity evaluation of the expert group and developed as a specific hands-on activity tasks for standard-related achievement criteria In the improvement phase, the final hands-on activity tasks were completed by reflecting the results of the content-validity evaluation by the expert groups and the pilot-test and field-test by the students. The developed activity tasks are as follows: First, a hands-on activity task ‘Making and standardizing the trash box which is compatible with a variety of plastic bag for garbage' was developed for standards-related achievement criteria [9GIGA05-07]. Second, a hands-on activity task ‘Standardization of the courier box system’ was developed for standards-related achievement criteria [9GIGA05-08]. The lesson process of hands-on activity task was designed by the procedure of problem-based learning. The teaching materials were consisted of teaching-learning process plan, experiential activity guidance, and students’ design brief. Students’ design brief can be used as evidences for student evaluation of hands-on activities and which were composed of according to problem-solving process.