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Monday with a Mad Genius by Mary Pope Osborne
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Monday with a Mad Genius

$8.00

Narrator Mary Pope Osborne

This audiobook uses AI narration.

Weโ€™re taking steps to make sure AI narration is transparent.

Learn more
Length 1 hour 17 minutes
Language English
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The #1 bestselling chapter book series of all time celebrates 25 years with new covers and a new, easy-to-use numbering system!

Jack and Annie are on a mission to save Merlin from his sorrows! The brother-and-sister team travel back in the magic tree house to the period known as the Renaissance. This time, Jack and Annie will need more than a research book and a magic wand. They'll need help from one of the greatest minds of all time. What will they learn from Leonardo da Vinci?

Formerly numbered as Magic Tree House #38, the title of this book is now Magic Tree House Merlin Mission #10: Monday with a Mad Genius.

Did you know that thereโ€™s a Magic Tree House book for every kid?

Magic Tree House: Adventures with Jack and Annie, perfect for readers who are just beginning chapter books
Merlin Missions: More challenging adventures for the experienced reader
Super Edition: A longer and more dangerous adventure
Fact Trackers: Nonfiction companions to your favorite Magic Tree House adventures

Mary Pope Osborneย is the author of theย New York Timesย number one bestselling Magic Tree House series as well as co-author of the Magic Tree House Fact Tracker series, along with her husband, Will, and her sister, Natalie Pope Boyce.ย For more information, visit the Magic Tree Houseยฎ website at MagicTreeHouse.com!

Mary Pope Osborneย is the author of theย New York Timesย number one bestselling Magic Tree House series as well as co-author of the Magic Tree House Fact Tracker series, along with her husband, Will, and her sister, Natalie Pope Boyce.ย For more information, visit the Magic Tree Houseยฎ website at MagicTreeHouse.com!

Illustration of person sitting

Shop small, give big!

With credit bundles, you choose the number of credits and your recipient picks their audiobooks—all in support of local bookstores.

Start gifting
Phone showing make the switch message

Limited-time offer

Get two free audiobooks!

Nowโ€™s a great time to shop indie. When you start a new one credit per month membership supporting local bookstores with promo code SWITCH, weโ€™ll give you two bonus audiobook credits at sign-up.

Sign up today
Give audiobooks, support local bookstores! Start gifting