A big day for baseball /
by Mary Pope Osborne ; illustrations by AG Ford.
- 75 pages : illustrations ; 22 cm.
- Magic tree house special edition ; bk. 29 .
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.