Artemis Fowl and the Eternity Code
After Artemis uses stolen fairy technology to create a powerful microcomputer and it is snatched by a dangerous American businessman, Artemis, Juliet, Mulch, and the fairies join forces to try to retrieve it.
New York Times bestseller, nyt:series_books=2008-06-22, Reading Level-Grade 5, Reading Level-Grade 4, Reading Level-Grade 7
Eoin Colfer
Eoin Colfer (pronounced "Owen") is an Irish author of children's books. He worked as a primary school teacher before he became a full-time writer. He is best known for being the author of the Artemis Fowl series.

([source][1])


  [1]: https://en.wikipedia.org/wiki/Eoin_Colfer