[youtube=http://www.youtube.com/watch?v=CJzRuprW_c... ...it is defying the law of conservation of angular momentum , but apparently it is the rocking/wobbling motion...
https://www.neatorama.com/2009/03/31/the-rattleback-wobblestone-phenomenon/
The Rattleback (Wobblestone) Phenomenon...
There are no products matching your search terms
search took 0.015 seconds