Here are some recommendations :
Books that were well accepted from younger and older teenagers, and parents too 😉 :
Author : Rick Riordan
Series : The Heroes of Olympus
Link on Amazon (first book in serial)
It is a urban fantasy book with a young teenager hero, very well written and a fun read!
Author : Robert Asprin
Series : Myth
Link to the first book in series (Amazon)
Fantasy setting, wonderfully written, with fine humor that will have you laughing after the first page!