Like every other kid in his class, Joe Stoshak has to write a report on an African-American who's made an important contribution to society. Unlike every other kid in his class, Joe has a special talent: with the help of old baseball cards, he can travel through time. So for his report, Joe decides to go back to me one of the greatest baseball players ever, Jackie robinson, to find out what it was like to be the man who broke baseball's color barrier.