System and method of preparing a playing surface

System for confirming hit locations on tennis court boundaries

System for luminescing and propelling a projectile

System for picking up, tossing, and striking a ball

System for playing a game

System for training a pitcher to pitch a baseball

System for training a pitcher to pitch a baseball

System for, and method of popping upwardly an element on a...

Systems and methods of playing games in three dimensions

T-ball playing kit

T-ball training system

Table tennis apparatus

Table tennis apparatus

Table tennis ball return mechanism

Table tennis game apparatus and method of play thereof

Table tennis game having a playing surface divided into...

Table tennis handle-less racquet and multipurpose...

Table tennis net mount

Table tennis net mounting assembly

Table tennis style game with basketball backboards, hoops, nets