Claudia and the Bad Joke
Ann M. Martin
Paperback
(Scholastic Paperbacks, Nov. 16, 1988)
Even though Claudia's baby-sitting responsibility Betsy is known for her practical jokes, Claudia isn't worried. After all, she is an experienced baby-sitter. But, as a result of one of Betsy's pranks, Claudia falls off a swing and breaks her leg. Could this be the end of Claudia's career?
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