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Danica McKellar

What happens when you're no longer the girl next door from "The Wonder Years"?

The Secret Life of Scientists and EngineersThe Secret Life of Scientists and Engineers
Danica McKellar

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“What’s not cool about infinity?”


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Danica fell hard for mathematics in college and has been “solving puzzles” ever since. She has a theorem named after herself and has written a slew of best-selling math books for middle schoolers.


Two words: Winnie Cooper. Danica played Winnie on the TV classic “The Wonder Years.” Yes, she broke poor Kevin’s heart… but a heartthrob’s gotta do what a heartthrob’s gotta do.

Are You the Girl from “The Wonder Years”?

Danica McKellar becomes Winnie Cooper, America falls in love with her... and then she finds out that she's something more than Winnie.

Math Doesn’t Suck

Danica McKellar's first math book flies off the shelves and helps middle-school girls become BFFs with math.

My First Kiss

Danica McKellar and Winnie Cooper both have thier first kiss on the set of "The Wonder Years"... and a nation swoons.


About Danica McKellar

Danica McKellar became a child star on the iconic television series, “The Wonder Years.” Her famous kiss with onscreen paramour Kevin Arnold showed once and for all what it looks like “when a man loves a woman.” Danica continues to act in movies and TV, but now devotes more of her time to writing math textbooks targeted at teenage girls. Her goal? To make math fun. And to help girls feel confident about doing math.

Original funding for "The Secret Life of Scientists and Engineers" was provided by the Alfred P. Sloan Foundation.