Fair or Fowl?

Having just finished reading The Hobbit (a most enjoyable experience), the boys and I were in need of another bedtime reading companion. And so, foraging in the children's section of our local bookshop, I came across the latest Artemis Fowl novel prominently displayed at the top of the shelf. The eighth in the series. The eighth! Successful then, very successful, but are they any good? We shall soon find out. Being new to the series, we have begun at the beginning: