Final answer:
The Gallaudet football team created hand signals for communication on the football field, which changed the sport by allowing players to strategize without verbal communication.
Step-by-step explanation:
The Gallaudet football team is renowned for creating a game-changing tactic that transformed the sport of football forever. These players, who were part of the college for the deaf, innovated the use of hand signals on the football field. This was a strategic move to communicate plays among teammates without the ability for the opposing teams, who could hear, to eavesdrop on verbal cues. Over time, these hand signals have been adopted widely in football and various other sports, becoming a fundamental part of how teams strategize and communicate during games.