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      Young Cam Jansen and the Knock Knock Mystery

      by David A. Adler
      Published
      May 2014
      Main Genre
      Mystery Mystery
      Rating
      Pages
      32
      Buy on Amazon Book
      Series
      Young Cam Jansen Book 20
      Also Appears In
      Young Readers: Level 3

      About This Book

      Cam, her best friend Eric, and Eric's mom are spending the day with Eric's grandparents. But Grandpa and Grandma seem too tired to visit. Every so often, a knock at the door wakes them up. But when they go to answer, no one is there. Is a Knock, Knock Ghost on the loose? It's up to Cam to solve the mystery!

      Series Placement

      Book 20
      🟡 Mostly Standalone
      View full series order
      Also Appears In
      Young Readers: Level 3
      🟢 Fully Standalone

      Genres & Themes

      Genres

      General Fiction Suspense

      Subgenres

      Mystery

      Age Level

      Kids (12 & Under) Kids: Beginning Readers

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      Formats & Editions

      Browse the different covers, formats, and publication history for this title.

      Paperback

      Paperback edition cover
      Paperback
      Jun 2015 Penguin ISBN 0142422258
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      Hardcover

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      Hardcover
      First Edition May 2014 Penguin ISBN 0670012610
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      Hardcover edition cover
      Hardcover
      May 2014 Turtleback Books ISBN 0606357262
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      Hardcover edition cover
      Hardcover
      Jun 2015 Turtleback Books ISBN 0606385819
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      Hardcover edition cover
      Hardcover
      Jan 2019 Perfection Learning ISBN 1663624240
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      eBook

      eBook edition cover
      eBook
      May 2014 Penguin Young Readers ISBN B00G3L1C16
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      eBook edition cover
      eBook
      May 2014 Penguin ISBN 0698166108
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