All aboard! In this book perfect for boys and girls ages 3 to 7, Nickelodeon's Bubble Guppies learn all about trains. Nickelodeon's Bubble Guppies are ready to play ball! Boys and girls ages 3 to 7 will jump into this full-color sports-themed storybook featuring baseball, basketball, and a Bubble Guppies favorite—fishketball! This Nickelodeon Read-Along contains audio narration.