Young Mildred Hubble, an apprentice witch with a reputation for being the worst student at Miss Cackle's Academy for Witches, smuggles her cat Tabby on a class trip to Gloomy Cove with unexpected results.

The Worst Witch at Sea 2014, Candlewick Press (MA)

ISBN-13: 9780763672539

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The Worst Witch at Sea 2000, Candlewick Press (MA)

ISBN-13: 9780763612573

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The Worst Witch at Sea 2000, Turtleback Books

ISBN-13: 9780606193245

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The Worst Witch at Sea 1997, Candlewick Press (MA)

ISBN-13: 9780763603847

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The Worst Witch at Sea 1997, Turtleback Books

ISBN-13: 9780613091220

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The Worst Witch at Sea 1995, Candlewick Press (MA), Cambridge, MA

ISBN-13: 9781564024213

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