A few penguins in the "Happy Jet Cart" spray ball ride automatically circulate a lot of small balls at the same time when the device is started, and there is a dynamic music with the device's own music. At this time, the child will come over to see what it is, and stimulated Their desire to explore, while breaking the general ride of the general track-type amusement equipment, it can not only take the car along the track, but also use the copy to copy the ball, you can also play with the net, catch the ball by hand. At the same time as many small balls are ejected, the children's hand-eye coordination ability is exercised, and the ball is caught at the moment when the ball falls, and even the adults are happy to catch the ball. The shape of the penguin and the polar bear attracts the children, and the process of playing is full of laughter and laughter.