The invention of a Texas 4th grader designed to help a deaf athletes is now available online for purchase. At soccer camp, Celia Beron noticed the difficulties of a deaf player who could not tell when the play was over. Her idea was a bracelet that would be triggered by a whistle, the deaf player’s receiver vibrates. The idea won a kid invention context and now, some seven years later, Ref for the Deaf is now available through Pungo. Read more about the device here.