Hello Guys,
In this video, I will show how to make this 5 simple inventions which are very easy to build with things you can find at your house. For the first project you can find the template in this link, https://upload.wikimedia.org/wikipedia/commons/thumb/b/b4/Jansen%27s_Linkage.svg/1200px-Jansen%27s_Linkage.svg.png
For the laser projector you can find the music at,
https://www.youtube.com/channel/UCECl4aNz5hvuRzW5fgCOHKQ
Hope you like this.
For more share, like and subscribe