Yes, 'Tuck Everlasting' can be considered as having elements of the science - fiction genre. It involves the concept of immortality which is a common theme in science - fiction. The idea of a family being frozen in time and not aging goes against the natural laws as we know them, much like many science - fiction stories that play with concepts defying normal physical and biological rules.
The immortality factor. In real life, people don't live forever, but in 'Tuck Everlasting', the Tuck family does. This is a clear deviation from the norm, a concept often explored in science - fiction.
Definitely not. 'Tuck Everlasting' is a work of imagination. It was created by the author to tell an engaging tale rather than being based on real events.
The main theme of 'Tuck Everlasting' is the exploration of immortality and its implications. It raises questions about the value of life, the passage of time, and the importance of mortality.