edge avoiding arduino robot

hello guys..
this is our 6th project on thingiverse.
thats called edge avoiding robot basically arduino based.
here this link thats help you to make this project on instructables.com
https://www.instructables.com/id/Edge-Avoiding-Robot/
and
here this link in you tube to below help you to make or build this project step by step.

https://www.youtube.com/watch?v=6sH3b7yBUVs
so guys follow our channel s_r tronics and www.facebook.com/learning arduino projects.
and subscribe our channel