This storybook is very interesting, it can take me into an ocean world and learn about real underwater animals. The plot in this storybook is very good, and the animation of the characters is also arranged very reasonably, which allows me to quickly enter the story. The text effect in the storybook is also well designed, and the text size is very suitable for reading, and the transition effect is also very suitable, It can quickly take me to the next page of the story. The buttons in the storybook are also very suitable, making it easy for me to use.