The Maze of Bones

by Rick Riordan · The 39 Clues, Book 1 series · Grade 4-7 · Ages Ages 9-12

Amy and Dan Cahill discover that their powerful family has hidden clues all around the world. They must choose between a big inheritance or joining a risky clue hunt that begins with secrets, puzzles, and a race against their relatives.

Key vocabulary

  • Money, property, or special things someone leaves to another person after they die.

  • A piece of information that helps you solve a mystery or puzzle.

  • Something that is hard to understand because it is mysterious or hidden in meaning.

  • A team-up between people or groups who agree to help each other.

  • A family member who lived a long time before you, like a great-great-grandparent.

  • A written or typed copy of a book, story, or important paper.

  • An underground tunnel or room from long ago, often found beneath old cities.

  • A person or team trying to win the same thing you are.