Developing collaborative skill scale of students trend to the 21st century skills approach

Collaborative skill is the most mentioned among skills in 21st century skills research because it plays a very importance role in learning as well as working. Although it has received many studies, but researches on the scale to evaluate this skill have still limited. Based on the theoretical related to collaborative skill in the trend to the 21st century approach, the criteria to measure this skill was developed and structured into the scale. Then, this scale was analyzed in two stages: (1) pilot test to analyze the reliability of the scale on self-assessment of 92 students and the got comments and suggestions from 5 lecturers as well as students was conducted; (2) The formal research stage is mainly used the exploratory factor as well as the reliability analysis from 467 student responses. The research results determined that there are 22 criteria divided into 4 factors belonging to 3 components. In which, 4 criteria of the knowledge component, 5 criteria of the attitude\values\ethical component, 13 criteria of the skills component include the element interacts and works effectively with others\ multicultural team (4 criteria) and project management in a multicultural environment, guiding and managing others (9 criteria) were selected.