UNA LLAVE SIMPLE PARA PERPETUAL MARBLE MACHINE KINETIC UNVEILED

Soldered the battery holder wires to the motor making certain with power applied the motor shaft rotated clockwise when the motor is viewed from the motor shaft end.point of the rail. In that case, how is the ball “boosted” by the magnet, since we normally think of magnets as attracting objects toward them, rather than pushing them? The answer