Cat's Cradle is the 6th novel in the Cat Royal series by Julia Golding and was published in 2009.
It is a young adult historical novel that continues to follow Cat on her adventures after being abandoned as a baby on the doorstep of Drury Lane.
Plot summary In this book, Cat's guardian shows her a letter from someone claiming to be her mother so Cat travels to the Scottish town of Lanark to find her family. She begins working in a cotton mill to get to know her family before revealing who she is. However, she ends up being kidnapped and has to rely on her friends to rescue her.
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