LA MEJOR PARTE DE PERPETUAL MARBLE MACHINE KINETIC

La mejor parte de Perpetual Marble Machine Kinetic

"I bought this for my wife's birthday,she loves marbles and we look at the videos on U-Tube with the marble machines. This is a perfect miniature replica of these machines well suited for a table top and very high quality construction, highly recommend it." Marble Machine "Duality" - HandmadeThe law that entropy always increases – the second law

read more