In the books:
* Carrie Ingalls, Laura's younger sister, is a real person.
* She is a beloved character who appears in many of the books.
In the TV show:
* Carrie Ingalls, played by Lindsay Greenbush, is a fictionalized version of the real Carrie.
* While the show followed the general storylines of the books, there were some differences in the character's personality and development.
* Carrie's portrayal in the show focused on her more innocent and childlike nature, while the book version of Carrie is portrayed as more mature and independent.
The show ran for nine seasons and had a significant impact on the public's perception of the Ingalls family. While some viewers enjoyed the show's portrayals of the characters, others felt the show deviated too much from the source material.
If you're interested in learning more about the real Carrie Ingalls, I recommend reading the "Little House" books!