Max and Marty Mitchell befriend members of a barnstorming baseball team that are stranded in Indian River, and when their new friends are wrongly accused of theft, Max and Marty do their best to prove the police wrong.
Amateur ropewalker, Max Mitchel, his brother Marty, and their friend Trudy Reeves, take a trip to Niagara Falls, where they meet The Great Farini, and witness his final death-defying stunt.
Brothers Max and Marty Mitchell travel back in time to 1905 where they meet soccer great One-Eyed Frank McGee, see him compete in a game for the Stanley Cup trophy, and get to join the Ottawa Silver Seven on the ice--and teach them a few new moves.