Question

please let me any model for sst exhibition

Answer 1

Lung cancer model!!!

Answer 2

Purification of water,

drip irrigation system,

air pollution model,

water pollution model etc.


 





Some ideas for working model of social sciences are

disaster management,earth quake, alarmfire alarmlayers of the earthnatural disasters,modes of communication,national monuments

I hope the list gives you an ideas

All the best