Abstract: A sports electronic training system with sport ball, and applications thereof, are disclosed. In an embodiment, the system comprises at least one monitor and an electronic processing device for receiving data from the at least one monitor and providing feedback to an individual based on the received data. The monitor can be a motion monitor that measures an individual's performance such as, for example, speed, pace and distance for a runner. Other monitors might include a heart rate monitor, a temperature monitor, an altimeter, et cetera. In an embodiment, a sport ball that includes a motion monitor for monitoring motion of the sport ball stores an identification value received when a shoe that includes a motion monitor contacts the sport ball. The stored identification value serves as a record of the contact.