DaMaoHuDong大毛忽洞

DaMaoHuDong is the name of my hometown village. The geographic location of DaMaoHuDong is Latitude 41° 17' 13.5" (41.2871°) north，Longitude 110° 5' 9.7" (110.086°) east and Average elevation 1,588 meters (5,210 feet).
      
The content of my YouTube channel mainly includes two parts: 
(1)Nature around me
(2)Rubik's Cube Math

Nature around me: 
Birds, insects and small animals living in the city, wild flowers and grasses growing in the city, etc. 

Rubik's Cube Math: 
Rubik's cube math culture, Rubik's cube math history, Rubik’s cube equation, Rubik’s cube matrix, Rubik's cube text matrix, Math of OLL algorithm , Math of PLL algorithm, Megaminx math, etc.


http://blog.sciencenet.cn/u/大毛忽洞
or 
Google: DaMaoHuDong
or
Google: 大毛忽洞