Grab your mitt and cap, log in at www.bos.frb.org/peanuts/leadpgs/intro.htm and play ball! Check out Peanuts and Crackerjacks, the Economics of Pro Team Sports. You can prepare yourself to step up to the plate by reading the Sports Page Answer Guide. When it's time for the big game, you'll face nine randomly selected questions about the financial aspects of baseball. The difficulty of each question dictates the number of bases you earn. Sports fan or not, this site will help you understand daily life.

Baseball great Joe DiMaggio lives on at www.pbs.org/wgbh/amex/dimaggio. This companion site of the movie "Joe DiMaggio: The Hero's Life" shows what one man did for baseball. Participate in the Online Poll to decide if DiMaggio's 56-game hitting streak is the most impressive record of modern-baseball history. Step up to the plate in an online game to see if you can Beat the Streak. An interactive map lets you trace DiMaggio's baseball feats across the U.S. Joltin' Joe hasn't left and gone away.

Cycle over to Propelled by Pedals at http://library.thinkquest.org/J002670. Discover the origins of bicycles dating all the way back to the time of Leonardo Da Vinci. The site also helps you decide what kind of bike you should get, where to get it and what size you need. Pick up some biker's jokes, and try your hand at the crossword puzzle, biking quiz and wacky maze. Bike riders need to eat healthy, so make sure you follow the nutrition guide. And follow all the bike safety rules for a fun, safe ride. Finally, check out cool accessories, such as helmets, lights and locks. Grab a bike and start riding today.

The Sydney 2000 Olympics are just days away. Follow the historic coverage on the Web at www.olympic.org. There's a special kids section just for you. You can learn about science, technology and the Olympics at the Technozone. Or check out the environment in the Greenzone. Join the Olympic joke jam and Ask Millie a question about the Olympics at the Worldzone. Also, check out the main site's History section. The Olympics start Sept. 15, so tune in soon.

Spring training is here, just in time for a little science lesson. At Exploratorium's Science of Baseball Web site, you'll get the lowdown on how to improve your baseball skills by adding a dash of physics to your game. It's batter up at www.exploratorium.com/baseball. This site shows you how to get the most out of the sport's most crucial tools: bat, ball and glove. The Scientific Slugger is a way-cool hitting program, which shows you how to adjust the strength and angle of your swing to hit more dingers. Find out if you can hit a 90 mph fastball. Hint: You will need to find the bat's three "sweet spots" if you're going to stand a chance against the pros. Also, be sure to visit the Time Machine and see legendary players' stats change in different baseball eras. You can also check out the history of women's baseball and the popularity of baseball in Japan. So step on into the batter's box. The boys and girls of summer are set to play ball!

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