Activity at a glance Time to complete Approximately 1-1.5 hours Age level Advanced high school, College, or Professional school Bloom's level(s) BL3 - Apply BL4 - Analyze BL5 - Evaluate Learning objective After completing this activity , students will be able to interpret (BL3 - Apply) the motions of their own knee,  simulate (BL5 - Evaluate) each motion axis of the knee with a 3D physical model, and  diagram (BL4 - Analyze) the knee's 3D axes of motion as a 2D representation. Assessment Students: Students can assess their own work on page 1 and the first row of page 2 of the worksheet using "Assess" boxes in the activity guide. Educators: Educators can assess students' work for rows 2-4 on page 2 of the worksheet using the answer key (only visible to educators). Materials needed See Materials needed Systems Skeletal Core concepts ​​Structure & function Competencies Depiction of anatomy Integration of 2D and 3D representations Motion analysis Observation Activity ID HSKN2