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[@arunscienceproject](/creator/youtube/arunscienceproject)
"Automatic flood pumping station #circuit #experiment #scienceproject"  
[YouTube Link](https://youtube.com/watch?v=6dwnRNvMaF0) [@arunscienceproject](/creator/youtube/arunscienceproject) 2025-08-15T11:08Z 85.7K followers, 307.6K engagements


"On off touch switch finger sensor #circuit #experiment #physicsexperiment"  
[YouTube Link](https://youtube.com/watch?v=FIc8_4Yp0GM) [@arunscienceproject](/creator/youtube/arunscienceproject) 2025-08-07T10:23Z 85.7K followers, 6.3M engagements


"Door security system open door alarm #experiment #schoolproject #circuit"  
[YouTube Link](https://youtube.com/watch?v=7yqUQYbwSTY) [@arunscienceproject](/creator/youtube/arunscienceproject) 2025-05-24T09:51Z 85.7K followers, 27.7M engagements


"Push to on motor circuit #circuit #experiment #motor"  
[YouTube Link](https://youtube.com/watch?v=WkiSJZTybFg) [@arunscienceproject](/creator/youtube/arunscienceproject) 2025-08-23T10:26Z 85.7K followers, 3.4M engagements


"Different types of tunes #circuit #experiment #buzzer"  
[YouTube Link](https://youtube.com/watch?v=fpwwQLqQmSc) [@arunscienceproject](/creator/youtube/arunscienceproject) 2025-10-24T11:13Z 85.7K followers, 19.2K engagements


"Finger sensor touch alarm touch light #circuit #experiment #diy"  
[YouTube Link](https://youtube.com/watch?v=L38g7UDxHWs) [@arunscienceproject](/creator/youtube/arunscienceproject) 2025-06-23T07:40Z 85.7K followers, 914.7K engagements


"Rain alarm rain detector #experiment #circuit #scienceproject"  
[YouTube Link](https://youtube.com/watch?v=iK0FVwHy1Iw) [@arunscienceproject](/creator/youtube/arunscienceproject) 2025-06-16T10:45Z 85.7K followers, 9.6M engagements


"Laser security system #circuit #experiment #sciencefairproject"  
[YouTube Link](https://youtube.com/watch?v=jdx09L7GGtY) [@arunscienceproject](/creator/youtube/arunscienceproject) 2025-03-04T09:55Z 85.7K followers, 8.6M engagements


"Automatic fire control system #circuit #experiment #scienceproject"  
[YouTube Link](https://youtube.com/watch?v=bhJAJ8X3B6U) [@arunscienceproject](/creator/youtube/arunscienceproject) 2025-07-06T11:29Z 85.7K followers, 5M engagements


"Infrared door security system #experiment #circuit #diy"  
[YouTube Link](https://youtube.com/watch?v=i5hswlBiKFU) [@arunscienceproject](/creator/youtube/arunscienceproject) 2025-06-11T12:13Z 85.7K followers, 1.2M engagements


"Fire controlled fan PN junction doide Reverse Bias #experiment #circuit #physics"  
[YouTube Link](https://youtube.com/watch?v=v0i8_pnb6iQ) [@arunscienceproject](/creator/youtube/arunscienceproject) 2025-06-06T07:05Z 85.7K followers, 10.6M engagements