"Wimpy Kid" is a popular children's book series created by Jeff Kinney. The series follows the life of Greg Heffley, a middle school student who navigates the challenges of growing up, friendships, and family dynamics. The books are known for their humorous illustrations and relatable storytelling. The first book, titled "Diary of a Wimpy Kid," was published in 2007 and quickly gained popularity. The series has expanded to include numerous sequels, spin-offs, and even a movie adaptation. It appeals to young readers with its engaging format and lighthearted take on everyday situations.