Our students did this activity on12 th Feb 2016. They selected three different areas . Inside our school campus, Outside our school gate and a near by shopping mall. They prepared three charts and drew the human lungs in it.
Then they applied vaseline
( petroleum jelly ) on the drawings of the lungs. then they put up these charts in the selected areas. They kept it for one week.
Then they applied vaseline
( petroleum jelly ) on the drawings of the lungs. then they put up these charts in the selected areas. They kept it for one week.