how did she begin her acting career?
"Harry Potter and the Philosopher's Stone".
Emma Watson
In 1999, casting began for "Harry Potter and the Philosopher's Stone", the film adaptation of British author J. K. Rowling's best-selling novel. Casting agents found Watson through her Oxford theatre teacher, and producers were impressed by her confidence. After eight auditions, producer David Heyman told Watson and fellow applicants Daniel Radcliffe and Rupert Grint that they had been cast in the roles of the school friends Hermione Granger, Harry Potter and Ron Weasley, respectively. Rowling supported Watson from her first screen test.

The release of "Harry Potter and the Philosopher's Stone" in 2001 was Watson's debut screen performance.
how old is emma watson in each harry potter She began when she was 11 years old and ended when she was 21. who is she? An English actress, model, and activist. where was she born? Paris. which educational institutions did she attend? Dragon School, Headington School, Brown University and the Worcester College.
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Emma Watson [SEP] 1999–2003: Beginnings and breakthrough
Critics praised the performances of the three leads, often singling out Watson for particular acclaim; "The Daily Telegraph" called her performance "admirable", and IGN said she "stole the show". Watson was nominated for five awards for her performance in "Philosopher's Stone", winning the Young Artist Award for Leading Young Actress. A year later, Watson again starred as Hermione in "Harry Potter and the Chamber of Secrets", the second instalment of the series. Reviewers praised the lead actors' performances. The "Los Angeles Times" said Watson and her co-stars had matured between films, while "The Times" criticised director Chris Columbus for "under-employing" Watson's hugely popular character.