The 2009 Abilene High School Eagles hold their championship trophy and celebrate in the aftermath of their 28-17 victory over the Katy High School Tigers. Tom Goldman/NPR hide caption

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Tiger Woods speaks at a press conference after Round 3 of the 2009 Australian Masters in November. Lucas Dawson/Getty Images hide caption

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At the Bamboo Bike Studio in Brooklyn, N.Y., cycling enthusiasts can assemble their own bikes from scratch. "Everyone who leaves the studio says, 'Wow, my bike is my favorite object now,' " says bike expert and engineer Marty Odlin. Joe Zorilla hide caption

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