Nancy Drew solves her first mystery when the accidental rescue of a little girl who lives with her two great-aunts leads to an adventurous search for a missing will.

At the reading of their grandmother's will, Dan and Amy Cahill are given the choice of receiving a million dollars or uncovering the 39 clues hidden around the world that will lead to the source of the family's power, but by taking on the clues, they end up in a dangerous race against their own family members. Maze of bones is the first in a series of 10 books. The publisher offers an online game as well.

Johnny Dixon, Fergie and Professor Childermass comply with a strange will left by the Professor's brother, which requires them to spend the summer at a desolate estate where they encounter a madman bent on destroying the world.

While trying to help a friend out of a difficulty, teenage detective Nancy Drew has a perilous experience in and around a deserted bungalow.

When twelve-year-old Ellie inherits an old Vermont farm from her cruel and heartless grandmother Aurelia, she reads a set of diaries written by an ancestor and discovers secrets from the past.