Johnny and the dead.

Johnny and the Dead (1993) is the second novel by Terry Pratchett to feature the character Johnny Maxwell. The other novels in the Johnny Maxwell Trilogy are Only You Can Save Mankind (1992) and Johnny and the Bomb (1996). In this story, Johnny sees and speaks with the spirits (they object to the term "ghost") of those interred in his local cemetery and tries to help them when their home is threatened. Johnny and the Dead is a feature of some schools' English curriculum.