Margie
- Margie is a curious and intelligent young girl who is the main protagonist of the story.
- She is eleven years old and attends a futuristic school where she learns through a mechanical teacher.
- Margie is described as having hazel eyes and brown hair.
- She is portrayed as a typical school-going girl who enjoys reading and learning, but also experiences occasional difficulties with her studies.
- Margie is fascinated by the old-fashioned way of learning, as she discovers a book in her attic and finds it interesting to read about the traditional schools where teachers interacted with students in person.
- She is open-minded and adaptable, as she willingly embraces the concept of traditional schools after experiencing them with her neighbor's grandson, Tommy.
- Margie's character highlights the contrast between traditional and futuristic education systems and the impact of technology on human interaction and learning.

Margie's Brother
- Margie's brother is a minor character in the story, but he plays an important role in showcasing the differences between Margie's generation and his own.
- He is described as being thirteen years old, two years older than Margie.
- Unlike Margie, he attends a regular school, and this is evident from his reaction to Margie's fascination with the old-fashioned way of learning.
- Margie's brother is portrayed as someone who is used to the modern method of education and finds Margie's interest in traditional schools strange.
- He dismisses Margie's excitement and focuses more on his own studies and friends.
- Through Margie's brother, the story highlights the generational gap and the impact of technology on the younger generation's perception of education.

Overall, Margie and her brother both provide contrasting perspectives on education and technology in the story. While Margie embraces the traditional way of learning and appreciates the human connection in education, her brother represents the younger generation's acceptance and reliance on technology for education. Their characters contribute to the central theme of the story, which explores the pros and cons of technological advancements in the field of education.