A baby shoe comprises a sole, an upper, a light-emitting device, a sound production device and a body weight measuring device. The light-emitting device comprises a diode, a power supply and a switch, the diode is arranged in the sole corresponding to toes, the tail end of the switch extends out of the sole, and the diode is respectively electrically connected with the power supply and the switch. The sound production device comprises an intelligent voice chip, the power supply and a switch, wherein the intelligent voice chip is arranged in the sole corresponding to a foot arch, the tail end of the switch extends out of the sole, and the intelligent voice chip is respectively electrically connected with the power supply and the switch. The body weight measuring device comprises the power supply, weighing sensors, a process control block and a display window, wherein the weighing sensors are respectively arranged at the bottom of the sole corresponding to a foot sole and a heel, the display window is arranged on the upper, the process control block is arranged in the middle of the sole, and the weighing sensors are respectively electrically connected with the power supply, the process control block and the display window. The light-emitting device, the sound production device and the body weight measuring device share the same power supply. The shoe can emit light, produce music and measure the body weight, and is rich in function, practical, convenient, compact in structure and light in weight.