Memorial Day isn't just a chance for barbecues and a day off school. It's also the weekend of two of the year's biggest auto races.

Think you know everything abou the NBA? Play free online sports trivia with Kidzworld and put your basketball smarts to the test.

From the hardest homerun hitters to the fastest swimmers, Kidzworld checks out some of the top athletes of 2004.

The 2005 NFL playoffs are kicking off. From the biggest comebacks to the coldest games, check out these NFL fun facts and records.

From the Yankees and Red Sox to the Pistons and Pacers, check out this look at the greatest sports rivalries.

From Kobe vs. Shaq to Brady vs. Manning, check out this look at the best individual rivalries from the world of sports.

What baseball player has the most homeruns? Where does my favorite player, Alex Rodriguez, stand?

The WNBA is celebrating it's 10th birthday with the 2006 season. Check out these WNBA facts and records.

From blowing big leads to losing clutch games, Kidzworld looks at some of the biggest choke jobs in the world of sports.

From horrendous headbutts to brutal bitings, check out these freaky moments when athletes attack.

From the inspirational Coach Carter to the foul-mouthed Patches O'Houlihan, Kidzworld looks at the top coaches from the movies.

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