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By the Author
![Jacky Ha-Ha Gets the Last Laugh](https://www.hachettebookgroup.com/wp-content/uploads/2023/09/9780316410120.jpg?w=190)
Jacky Ha-Ha Gets the Last Laugh
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Treasure Hunters Digital Omnibus
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Treasure Hunters Complete Paperback Gift Set
![Treasure Hunters: The Greatest Treasure Hunt](https://www.hachettebookgroup.com/wp-content/uploads/2022/09/9780316500197-1.jpg?w=190)
Treasure Hunters: The Greatest Treasure Hunt
![Jacky Ha-Ha: My Life Is a Joke](https://www.hachettebookgroup.com/wp-content/uploads/2022/06/9780316508377-1.jpg?w=190)
Jacky Ha-Ha: My Life Is a Joke
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Jacky Ha-Ha
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Best Nerds Forever
![Treasure Hunters: The Ultimate Quest](https://www.hachettebookgroup.com/wp-content/uploads/2021/10/9780316500180.jpg?w=190)
Treasure Hunters: The Ultimate Quest
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Katt Loves Dogg
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Katt vs. Dogg
![Jacky Ha-Ha: My Life is a Joke (A Graphic Novel)](https://www.hachettebookgroup.com/wp-content/uploads/2021/08/9780316497893.jpg?w=190)
Jacky Ha-Ha: My Life is a Joke (A Graphic Novel)
![World Champions! A Max Einstein Adventure](https://www.hachettebookgroup.com/wp-content/uploads/2021/04/9780759556928-1.jpg?w=190)
World Champions! A Max Einstein Adventure
![Scaredy Cat](https://www.hachettebookgroup.com/wp-content/uploads/2020/07/9780316494434-1.jpg?w=190)
Scaredy Cat
![Max Einstein: Saves the Future](https://www.hachettebookgroup.com/wp-content/uploads/2017/07/missingbook.png?w=190)
Max Einstein: Saves the Future
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Treasure Hunters: The Plunder Down Under
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Jacky Ha-Ha: A Graphic Novel
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Max Einstein: Rebels with a Cause
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Max Einstein: The Genius Experiment
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Treasure Hunters: All-American Adventure
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House of Robots: Robots Go Wild!
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Treasure Hunters: Danger Down the Nile: Booktrack Edition
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Treasure Hunters: Booktrack Edition
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House of Robots
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Treasure Hunters: Danger Down the Nile
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The Nerdiest, Wimpiest, Dorkiest I Funny Ever
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I Even Funnier
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Laugh Out Loud
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I Funny: School of Laughs
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House of Robots: Robot Revolution
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Treasure Hunters: Peril at the Top of the World
![Daniel X: Lights Out](https://www.hachettebookgroup.com/wp-content/uploads/2017/06/9780316207478.jpg?w=190)
Daniel X: Lights Out
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I Funny TV
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House of Robots: Robots Go Wild!
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House of Robots
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Treasure Hunters Boxed Set
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Treasure Hunters: Secret of the Forbidden City
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Treasure Hunters
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I Funny
![I Totally Funniest](https://www.hachettebookgroup.com/wp-content/uploads/2017/08/9780316405935.jpg?w=190)
I Totally Funniest
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Daniel X: Armageddon