Be the ultimate champion in this game of Lawn Tennis and show off your ball smashing and serving skills. This is one of the best tennis games you will find on our website and you can play it for free! Tennis is a sport usually played between two players (singles) or between two teams of two players each (doubles). Each player uses a racket that is strung to strike a hollow rubber ball covered with felt over a net into the opponent's court. Tennis is an Olympic sport and is played at all levels of society at all ages. The sport can be played by anyone who can hold a racket, including people in wheelchairs.