Based on the beloved book series by Marc Brown, 'Arthur' follows the everyday adventures of an eight-year-old anthropomorphic aardvark named Arthur Read, his family, and his diverse group of friends living in the fictional town of Elwood City. The series explores universal childhood experiences and emotions, dealing with growing up, schoolyard anxieties, sibling rivalry between Arthur and his younger sister D.W., and the value of friendship. Over its historic 25-season run, the show became known for its gentle humor, moral lessons, and progressive handling of sensitive topics.