How to make model of stethoscope
working....
Other link of my videos:
1.Hydraulic operated JCB_https://m.youtube.com/watch?v=GnUwBlUE0fY
2.model of food production _https://m.youtube.com/watch?v=BvXWA-hD3to
3.model of solar system _https://m.youtube.com/watch?v=dowVJtrBEfc
Created by_______Shivam bharti
###Science project###
music provided by NCS
Music: Alan Walker - Fade [NCS Release] https://m.youtube.com/watch?v=bM7SZ5S... Alan Walker
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