Nesbit wrote over sixty books spanning children's literature, poetry, horror stories, and novels for adults. However, she is best remembered for her innovative children's fantasy novels, which brought magic and mythical creatures into everyday settings—grounding fantastical adventures in realistic, contemporary childhood experiences.
Her most celebrated works include the Psammead trilogy: Five Children and It (1902), The Phoenix and the Carpet (1904), and The Story of the Amulet (1906). She also wrote the beloved The Railway Children (1906), The Story of the Treasure Seekers (1899), and The Enchanted Castle (1907).
Nesbit's imaginative style profoundly influenced later writers, including C.S. Lewis, P.L. Travers, and J.K. Rowling, securing her lasting legacy in children's literature.