Source Wikipedia

153 books

The 39 Clues - Books (Book Guide): Additional Books, Agent Handbook, Alliances, Antagonists, a King's Ransom, Beyond the Grave, Books in Series One, Cahills Vs Vespers, the 39 Clues, Arthur Trent, the 39 Clues, the Black Book of Buried Secrets, Alistair O by Source Wikipedia
The 39 Clues - Books (Book Guide): Additional Books, Agent Handbook, Alliances, Antagonists, a King's Ransom, Beyond the Grave, Books in Series One, Cahills Vs Vespers, the 39 Clues, Arthur Trent, the 39 Clues, the Black Book of Buried Secrets, Alistair O
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Source Wikipedia

The 39 Clues - Books (Book Guide): Additional Books, Agent Handbook, Alliances, Antagonists, a King's Ransom, Beyond the Grave, Books in Series One, Cahills Vs Vespers, the 39 Clues, Arthur Trent, the 39 Clues, the Black Book of Buried Secrets, Alistair O

Source Wikipedia

150 pages • first pub 2011 (editions) not a book

mysterious medium-paced
The 39 Clues - Cahill Family: A King's Ransom, Bhaile Anois, Branch Crests, Branches, Cahill Timeline, Casper Wyoming, Ching Shih, Clues, Ekaterina Branch, Erasmus, Florence Nightingale, Gideon's Ring, Gideon Cahill, Henry Cahill, Hope Cahill, in Too Deep by Source Wikipedia
The 39 Clues - Cahill Family: A King's Ransom, Bhaile Anois, Branch Crests, Branches, Cahill Timeline, Casper Wyoming, Ching Shih, Clues, Ekaterina Branch, Erasmus, Florence Nightingale, Gideon's Ring, Gideon Cahill, Henry Cahill, Hope Cahill, in Too Deep
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Source Wikipedia

The 39 Clues - Cahill Family: A King's Ransom, Bhaile Anois, Branch Crests, Branches, Cahill Timeline, Casper Wyoming, Ching Shih, Clues, Ekaterina Branch, Erasmus, Florence Nightingale, Gideon's Ring, Gideon Cahill, Henry Cahill, Hope Cahill, in Too Deep

Source Wikipedia

50 pages • first pub 2012 (editions) not a book

dark medium-paced
The 39 Clues - Cards: Agent Cards, Aloe, Anastasia Romanov, Boys' Life Cards, Cahill Commotion, Cahills Vs.Vespers, Card 26, Card Chart, Card Combos, Card Packs, Charlie Wallace, Cheyenne Wyoming, Dan Cahill, David Livingstone, Double Cross, Halo, in Too by Source Wikipedia
The 39 Clues - Cards: Agent Cards, Aloe, Anastasia Romanov, Boys' Life Cards, Cahill Commotion, Cahills Vs.Vespers, Card 26, Card Chart, Card Combos, Card Packs, Charlie Wallace, Cheyenne Wyoming, Dan Cahill, David Livingstone, Double Cross, Halo, in Too
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Source Wikipedia

The 39 Clues - Cards: Agent Cards, Aloe, Anastasia Romanov, Boys' Life Cards, Cahill Commotion, Cahills Vs.Vespers, Card 26, Card Chart, Card Combos, Card Packs, Charlie Wallace, Cheyenne Wyoming, Dan Cahill, David Livingstone, Double Cross, Halo, in Too

Source Wikipedia

40 pages • first pub 2011 (editions) not a book

informative medium-paced
The 39 Clues - Characters: Alana Flores, Alistair Oh, Amy Cahill, Ana Kosara, Annie Oakley, Anton and Hugo, Arnold, Arthur Trent, Bae Oh, Beatrice Cahill, Branch Founders, Broderick T. Wizard, Buchanan Holt, Cahills Vs.Vespers, Casper Wyoming, Cora Wizard by Source Wikipedia
The 39 Clues - Characters: Alana Flores, Alistair Oh, Amy Cahill, Ana Kosara, Annie Oakley, Anton and Hugo, Arnold, Arthur Trent, Bae Oh, Beatrice Cahill, Branch Founders, Broderick T. Wizard, Buchanan Holt, Cahills Vs.Vespers, Casper Wyoming, Cora Wizard
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Source Wikipedia

The 39 Clues - Characters: Alana Flores, Alistair Oh, Amy Cahill, Ana Kosara, Annie Oakley, Anton and Hugo, Arnold, Arthur Trent, Bae Oh, Beatrice Cahill, Branch Founders, Broderick T. Wizard, Buchanan Holt, Cahills Vs.Vespers, Casper Wyoming, Cora Wizard

Source Wikipedia

72 pages • first pub 2011 (editions) not a book

adventurous emotional fast-paced
The 39 Clues - Ekaterina: 39 Clues - Search for the Keys, A-Star, Adolf Hitler, Agent Cards, Agent Handbook, Agents Kidnapped in the Medusa Plot, Alistair Oh, Alistair Oh's Alliances, Amber, Ana Kosara, Anne Cahill, Arena 39, Bae Oh, Branch Crests, Branch by Source Wikipedia
The 39 Clues - Ekaterina: 39 Clues - Search for the Keys, A-Star, Adolf Hitler, Agent Cards, Agent Handbook, Agents Kidnapped in the Medusa Plot, Alistair Oh, Alistair Oh's Alliances, Amber, Ana Kosara, Anne Cahill, Arena 39, Bae Oh, Branch Crests, Branch
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Source Wikipedia

The 39 Clues - Ekaterina: 39 Clues - Search for the Keys, A-Star, Adolf Hitler, Agent Cards, Agent Handbook, Agents Kidnapped in the Medusa Plot, Alistair Oh, Alistair Oh's Alliances, Amber, Ana Kosara, Anne Cahill, Arena 39, Bae Oh, Branch Crests, Branch

Source Wikipedia

96 pages • first pub 2011 (editions) not a book

mysterious medium-paced
The 39 Clues - Janus: 39 Clues - Search for the Keys, A-Star, Agent Cards, Agent Handbook, Agents Kidnapped in the Medusa Plot, Amber, Arena 39, Branch Crests, Branch Founders, Branch Leaders, Broderick T. Wizard, Cahill Island, Ireland, Cahill Timeline, by Source Wikipedia
The 39 Clues - Janus: 39 Clues - Search for the Keys, A-Star, Agent Cards, Agent Handbook, Agents Kidnapped in the Medusa Plot, Amber, Arena 39, Branch Crests, Branch Founders, Branch Leaders, Broderick T. Wizard, Cahill Island, Ireland, Cahill Timeline,
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Source Wikipedia

The 39 Clues - Janus: 39 Clues - Search for the Keys, A-Star, Agent Cards, Agent Handbook, Agents Kidnapped in the Medusa Plot, Amber, Arena 39, Branch Crests, Branch Founders, Branch Leaders, Broderick T. Wizard, Cahill Island, Ireland, Cahill Timeline,

Source Wikipedia

90 pages • first pub 2011 (editions) not a book

adventurous mysterious medium-paced
The 39 Clues - Lucian: 39 Clues - Search for the Keys, Adolf Hitler, Agent Cards, Agent Handbook, Agents Kidnapped in the Medusa Plot, Alana Flores, Amber, Anastasia Romanov, Arena 39, Benjamin Franklin, Blood, Branch Founders, Branch Leaders, Branch Seru by Source Wikipedia
The 39 Clues - Lucian: 39 Clues - Search for the Keys, Adolf Hitler, Agent Cards, Agent Handbook, Agents Kidnapped in the Medusa Plot, Alana Flores, Amber, Anastasia Romanov, Arena 39, Benjamin Franklin, Blood, Branch Founders, Branch Leaders, Branch Seru
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Source Wikipedia

The 39 Clues - Lucian: 39 Clues - Search for the Keys, Adolf Hitler, Agent Cards, Agent Handbook, Agents Kidnapped in the Medusa Plot, Alana Flores, Amber, Anastasia Romanov, Arena 39, Benjamin Franklin, Blood, Branch Founders, Branch Leaders, Branch Seru

Source Wikipedia

98 pages • first pub 2011 (editions) not a book

adventurous informative mysterious medium-paced
The 39 Clues - Males: Adolf Hitler, Alistair Oh, Anton and Hugo, Arnold, Arthur Trent, Atticus Rosenbloom, Babe Ruth, Bae Oh, Benjamin Franklin, Broderick T. Wizard, Buchanan Holt, Casper Wyoming, Charlie Wallace, Damien Vesper, Dan Cahill, Darma, David L by Source Wikipedia
The 39 Clues - Males: Adolf Hitler, Alistair Oh, Anton and Hugo, Arnold, Arthur Trent, Atticus Rosenbloom, Babe Ruth, Bae Oh, Benjamin Franklin, Broderick T. Wizard, Buchanan Holt, Casper Wyoming, Charlie Wallace, Damien Vesper, Dan Cahill, Darma, David L
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Source Wikipedia

The 39 Clues - Males: Adolf Hitler, Alistair Oh, Anton and Hugo, Arnold, Arthur Trent, Atticus Rosenbloom, Babe Ruth, Bae Oh, Benjamin Franklin, Broderick T. Wizard, Buchanan Holt, Casper Wyoming, Charlie Wallace, Damien Vesper, Dan Cahill, Darma, David L

Source Wikipedia

54 pages • first pub 2011 (editions) not a book

emotional medium-paced
The 39 Clues - The Maze of Bones: Iron Solute, Benjamin Franklin, Clue Symbols, France, Lucian Clues, Lucian Serum, Master Serum, Paris, France, Serum Formula, the Maze of Bones, Alistair Oh, Amy Cahill, Arnold, Audio Books, Beatrice Cahill, Benjamin Fran by Source Wikipedia
The 39 Clues - The Maze of Bones: Iron Solute, Benjamin Franklin, Clue Symbols, France, Lucian Clues, Lucian Serum, Master Serum, Paris, France, Serum Formula, the Maze of Bones, Alistair Oh, Amy Cahill, Arnold, Audio Books, Beatrice Cahill, Benjamin Fran
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Source Wikipedia

The 39 Clues - The Maze of Bones: Iron Solute, Benjamin Franklin, Clue Symbols, France, Lucian Clues, Lucian Serum, Master Serum, Paris, France, Serum Formula, the Maze of Bones, Alistair Oh, Amy Cahill, Arnold, Audio Books, Beatrice Cahill, Benjamin Fran

Source Wikipedia

62 pages • first pub 2011 (editions) not a book

adventurous medium-paced
The 39 Clues - Tomas: 39 Clues - Search for the Keys, Agent Cards, Agent Handbook, Agents Kidnapped in the Medusa Plot, Alcatraz Island, Aloe, Amber, Annie Oakley, Arena 39, Arnold, Babe Ruth, Bone, Branch Crests, Branch Leaders, Branch Serums, Buchanan H by Source Wikipedia
The 39 Clues - Tomas: 39 Clues - Search for the Keys, Agent Cards, Agent Handbook, Agents Kidnapped in the Medusa Plot, Alcatraz Island, Aloe, Amber, Annie Oakley, Arena 39, Arnold, Babe Ruth, Bone, Branch Crests, Branch Leaders, Branch Serums, Buchanan H
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Source Wikipedia

The 39 Clues - Tomas: 39 Clues - Search for the Keys, Agent Cards, Agent Handbook, Agents Kidnapped in the Medusa Plot, Alcatraz Island, Aloe, Amber, Annie Oakley, Arena 39, Arnold, Babe Ruth, Bone, Branch Crests, Branch Leaders, Branch Serums, Buchanan H

Source Wikipedia

92 pages • first pub 2011 (editions) not a book

adventurous mysterious medium-paced