Lightning a bulb with water..

This is an experiment by which you can light a bulb with the help of water. It is use full and we can come to know that the water also produces electricity. Lightning this bulb does not uses any batteries it just takes wire, copper and zinc plates, water in water bottle and chemical.it is made by the 2 children the black colour shirt is AKUL and my partner is siddhu .we both are in same class,same building,same block , same floor but both are neighbour.