David Kelly

While visiting Houston, Texas, Mike and Kate tour the Johnson Space Center with an astronaut in the morning and at the Houston Astros' ball game that evening, the cousins search for the person who steals the astronaut's moonrock when he arrives at the stadium to sign autographs.

"A famous soccer star is coming to town, but can practice with a pro help the MVP kids score big at their next game?"--

Cousins Mike and Kate are at Boston's Fenway Park when the Red Sox's star hitter discovers that his lucky baseball bat has been stolen.

Cousins Kate and Mike visit Kate's father, a baseball scout for the Dodgers, in Los Angeles just as a series of suspicious events lead him to think that someone is trying to steal his scouting reports.

The good: New York's Lombardo's Steak House is famous for three reasons, the menu, the clientele, and now, the gruesome murder of an infamous mob lawyer. Effortlessly, the assassin slips through the police's fingers, and his absence sparks a blaze of accusations about who ordered the hit. The bad: Seated at a nearby table, reporter Nick Daniels is conducting a once-in-a-lifetime interview with a legendary baseball bad boy. In the chaos, he accidentally...

Matt, a young cabin boy aboard an airship, and Kate, a wealthy young girl traveling with her chaperone, team up to search for the existence of mysterious winged creatures reportedly living hundreds of feet above the Earth's surface.

"Mike and Kate are visiting the Miami Marlins ballpark when some rare animals from the ballpark's fish tanks go missing"--

Cousins Mike and Kate must help the Philadelphia Phillies' mascot, the Phillie Phanatic, clear his name after the team's bats begin to suspiciously break during games.

"When Mike and Kate visit Detroit, someone is blackmailing the Tigers' famous slugger, Tony Maloney"--

THE FENWAY FOUL-UP: Mike Walsh and Kate Hopkins are super-lucky. They have tickets to the Boston Red Sox game and all-access passes to Fenway Park. But during batting practice, the lucky bat that belongs to Big D, the star slugger of the Red Sox, is stolen!
THE PINSTRIPE GHOST: Mike and Kate are waiting for Kate’s mom at a boring press conference in Yankee Stadium when the team official says something that makes Mike perk up his ears. There...