UNA LLAVE SIMPLE PARA PERPETUAL MARBLE MACHINE KINETIC UNVEILED

Vintage perpetual kinetic motion machine non stop rolling magnetic toy fidget spinner rail children adult gag giftIn May 2022, a video supposedly showing a marble machine in "perpetual" motion was shared to the "Be Amazed" section of Reddit. The video, which showed a marble spiraling down a funnel, dropping through a hole, moving along a curved rai