Empirical Validity of Collaborative-Learning Student Worksheet on Ecology Material to Practice Student's Scientific Literacy Skill of Tenth Grade Senior High School

The demands of the 21st century emphasize the importance of cooperation and collaboration in problem solving. Besides that, the element of scientific literacy is also needed by students to have a comprehensive learning experience in aspects of social attitudes skills, cognitive and psychomotor. Therefore, a collaborative learning media in the form of worksheets is required. The purpose of this study was to create collaborative learning student worksheets that is proper empirically on ecology material. This study used 3D model of development; Define, Design and Develop. The instruments used for empirical validity included student collaborative observation activity sheets, student scientific process observation activity sheets, student learning outcomes completeness sheets and student response sheets. Empirically, the result of student collaborative activities was very proper with 93.48%, the activity of students' scientific process was also proper with 85.15%, the completeness of student learning outcomes received 85.87% and the positive response of students got 84.44%.