Michael O'Hearn
Michael O'Hearn has written at least 7 books. Their most popular book is Triceratops vs. Stegosaurus with 0 saves with an average rating of -⭐.
 Triceratops vs. Stegosaurus
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 Henry Ford and the Model T
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 Ghosts vs. witches
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 This or that history debate
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 Zombies vs. mummies
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 Awesome space robots
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 Vampires vs. werewolves
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