Mondo Magnets: 40 Attractive (and Repulsive) Devices and DemonstrationsLibro electrónicoMondo Magnets: 40 Attractive (and Repulsive) Devices and DemonstrationsdeFred JeffersCalificación: 2 de 5 estrellas2/5Guardar Mondo Magnets: 40 Attractive (and Repulsive) Devices and Demonstrations para después