It's just another day on Calamity Avenue. Stan Hankie and his friends are playing baseball, when the ball their last one falls into the sewer drain. Everyone knows that there's a monster in the sewers. Stan and his best friend, Larry, go down in search of the ball, anyway. But instead of a baseball, they find something else. Then strange things start happening around town. Is a creature from the sewers coming after them? Can Stan and Larry figure out what's going on before the whole town is destroyed?
Joe and his enemy Bobby Fuller go back to 1913, where they meet Jim Thorpe, Bobby Fuller's great-grandfather. However, along the way they have several disagreements and, again. and almost die and also, Bobby Fuller tried to give steroids to Jim Thrope.
Joe and Flip Valentini go back in time with a radar gun to find out how fast Satchel Paige's pitching really was. Unfortunately, they never get to find out, attempting to do so several times only to have something go wrong in the last minute. Then Joe Stoshack leaves Flip Valentini in the past in a climatic chase scene, and Flip lives his life over again. at the end everyone ends up happy and a happy ending
Joe goes back in time to see if Abner Doubleday really invented baseball. Gr. 5-8. Joe Stoshack knows that he can travel back in time when he holds the right baseball card. Now he wants to see if Abner Doubleday really invented baseball (he did not, of course), but this time it's a photo of Civil War general Doubleday that sends Stosh and his nurse mom back in history--to the Battle of Gettysburg.