Students cut and paste the bones of the skeletal system and paste them in the correct places on an 11x17 poster of the body. Includes the answer key. This activity includes 3 differentiated levels, easy, medium and hard. The easy level has the students label the bones with the lay terms. The medium level has both the lay terms and the scientific names (clavicle, cranium, vertebrae, carpals, phalanges, tarsals, pelvis, coccyx, etc.). The hard level has only the scientific names for the bones. I a