Some of these girls started out as child domestic workers.
The number of child workers in Nigeria was estimated at 15 millions for 2006.
There is even a nascent union made up just of child workers.
Its guidelines called for police officers, child protective workers and, at times, prosecutors, to work immediately as a team.
In fact, the poor labor conditions and the existence of child workers have made barely a political ripple here.
The epidemic's social effects include more exploitation of women and child workers.
Only 54 of nearly 1,000 child protective workers had received our new training when reviews began.
And marginal child workers are those who work at any time during the year but less than 6 months in a year.
The government of Zambia estimates there are some 595,000 child workers in the country.
One law limited the number of hours women could work, while another provided regulations for child workers and a third dealt with factory working conditions.