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.
Definitely. 'Tuck Everlasting' is often classified as science - fiction. The very idea of eternal life, which is central to the story, is a staple in science - fiction. It makes you think about the implications of such a state on a person's life, relationships, and society as a whole. This exploration of a non - ordinary, almost futuristic concept in terms of human lifespan is characteristic of the science - fiction genre.