Koraput Child Innovates to Use Corn Cobs as Water Purifier Four pages Clique para ler
  • Comentários

Koraput Child Innovates to Use Corn Cobs as Water Purifier

Four pages

Publicado no e em "Educação, Educação", idioma — English. 4 páginas.
The Innovation by lalita Prasida Sripada Srisai , a student of Std.IX in Delhi Public School , Damanjodi , koraput District Mais
Mostrar Tags
Etiquetas: corn · water · child · pollution · purification · dps · koraput