443 million school days are lost each year because children fall sick due to poor sanitation and dirty water. Take on our #TT443 challenge, twin some lifechanging loos and keep children in school: https://t.co/S1c3zP1dQW https://t.co/x6dTIrHKNE

443 million school days are lost each year because children fall sick due to poor sanitation and dirty water. Take on our #TT443 challenge, twin some lifechanging loos and keep children in school: https://t.co/S1c3zP1dQW https://t.co/x6dTIrHKNE