Differences between the book and the film

Differences between the book and the film of "The best of time".

-The principal character in the film is a girl and in the book it is a boy.
- The boy in the book is sixteen years old and the girl in the film is thirteen years old.
- The situtation in the film and the book is different.
- In the book Chee Seng makes love with his girlfriend and in the film Tracy doesn't.
- In the film Tracy smokes and takes drugs but Chee Seng doesn't.