Forty years ago, President Richard Nixon signed Title IX, which said no person shall, on the basis of sex, be excluded from any education program or activity. Vocational education courses that barred girls — such as auto mechanics, carpentry and plumbing — became available for everyone. But it's still hard to find girls in classes once viewed as "for boys only."
Zoe Shipley, 15, has a passion for cars and tinkering with engines.
"It's just kind of cool to learn how to fix a car or learn about it," she says.