Danica McKellar, formerly Winnie Cooper on 'The Wonder Years,' promoted her book 'Hot X: Algebra Exposed' at a New York Borders store Wednesday night. She majored in math at UCLA and has previously written the best-seller 'Math Doesn't Suck: How to Survive Middle-School Math without Losing Your Mind or Breaking a Nail.'
McKellar, 35, is expecting her first child with Mike Verta this fall.
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