THE KNOWLEDGE FEED

Name the 10 Top-Selling NBA Jerseys

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On Wednesday, the NBA announced its list of the top-selling jerseys for the 2009-10 season. How many of the top 10 can you name in 3 minutes? You can enter either first and last name or just last name. Good luck, and let us know who you missed.

The first fielding gloves in baseball were flesh-colored so that fans wouldn't notice that the players were wearing them.

The first fielding gloves in baseball were flesh-colored so that fans wouldn't notice that the players were wearing them.

5 Questions: A TAXING TEST

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5 Questions: Fabulous Fakes

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With a nurse and a calligrapher, Saddam Hussein had a copy of the Koran written using his own blood.

With a nurse and a calligrapher, Saddam Hussein had a copy of the Koran written using his own blood.

Morning Cup of Links: The Dangers of Space Colonies

Miss Cellania

Underneath the striped fur of a tiger is striped skin (which preserves the camouflage effect).

Underneath the striped fur of a tiger is striped skin (which preserves the camouflage effect).

5 Questions: MASTER DISASTERS

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Name Texas' 20 Largest Cities

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Last week, we asked you to name California's 20 Largest Cities. Today, the challenge moves a bit east to the great state of Texas. How many of the Lone Star State's 20 most populous cities can you name in just five minutes? A score of 10 or more correct (50 percent or better) should be considered a "win." Good luck!

One of the most interesting mysteries of Death Valley National Park is the sliding rocks at Racetrack Playa (a playa is a dry lake bed). These rocks can be found on the floor of the playa with long trails behind them. Somehow these rocks slide across the

One of the most interesting mysteries of Death Valley National Park is the sliding rocks at Racetrack Playa (a playa is a dry lake bed). These rocks can be found on the floor of the playa with long trails behind them. Somehow these rocks slide across the playa on their own, cutting a furrow into the sediment as they move. Nobody knows how they move!

5 Questions: It's Tacks Day!

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The Latin phrase <em>libra pondo</em> was used in ancient Rome to indicate weight, which is why today the abbreviation for "pound" is "lb."

The Latin phrase libra pondo was used in ancient Rome to indicate weight, which is why today the abbreviation for "pound" is "lb."

5 Questions: NEWSPAPERS

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The Doug Quiz

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We've tackled Pete & Pete and Hey Arnold, so we're continuing our quizzical trip through Nickelodeon classics with a look at Doug. How much do you remember about the Funnie family and the residents of Bluffington?

The United States' first satellite, the <em>Explorer I</em>, weighed only 31 lbs.

The United States' first satellite, the Explorer I, weighed only 31 lbs.

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