While visiting New York's Yankee Stadium with Kate's mother, cousins Mike and Kate decide to investigate the rumor that the ghost of Babe Ruth is haunting the stadium.

During a visit to the Chicago Cubs' Wrigley field, cousins Mike and Kate investigate why someone has been tampering with the famous ivy vines growing on the outfield walls. Includes historical note.

"Derek is juggling finals and a baseball tournament during the last few weeks of school, but when his friend Dave starts ignoring him, Derek's perfect summer starts to look less fun"--

Allen wants to win his most important baseball game for his Grandpa, who fights for his life at the hospital, but he must face his biggest challenge, Hank "The Tank" Steele, the best hitter in the league.

In 1959 Bernard is a young Red Sox fan, troubled by the lack of Black players in major league baseball, especially as there are none at all on his favorite team--but change is coming in the form of a rookie named Pumpsie Green.

"Jack and Annie use the magic tree house to travel back in time to 1947 Brooklyn, New York, where they pretend to be batboys at Jackie Robinson's first game with the Brooklyn Dodgers against the Boston Braves"--

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.

Josh's life has just fallen apart. His father will no longer be coaching the travel baseball team and is moving to Florida, forcing his mom and little sister to move into a small apartment on the wrong side of town. To make matters worse, the new coach of the travel team is an unforgiving drill sergeant. But then Benji tells Josh of a home-run derby in which the winner gets a brand-new house. All Josh has to do to qualify is hit twenty home runs during...

In Kalamazoo, Michigan, eight-year-old Derek Jeter, who dreams of playing for the New York Yankees, learns what it takes to be a champion on and off the field.

While spending the summer with his extended family in New Jersey, Derek finds a team he can play baseball with and earns money to take his best friend to a Yankees game.