Girls as young as 10 sometimes have to collect the water for their whole family.
Because the girls carry such heavy pots of water, which damages their necks and back, this can lead to them having terrible problems later in life.
Girls who go out every morning to get water often can't go to school.
- 20% females cannot read or write
- 4% girls have a secondary education and
- 28% girls and 50% boys have under four years of schooling.
Find out how one girl dances to pay for her education in Newsround, Tuesday 28 January BBC One at 5.25pm.