LTA Youth Start – 4-11 years (also known as Mini) This is a fun starter course for children who have never played the sport before, or may have played very little. Packed full of fun games and training drills, it also gives parents the chance to join in too. Blue Stage (Age 4-6)Red Stage (Age 6-8)Orange Stage (Age 8-9)Green Stage (Age 9-10)Yellow Stage (Age 10+)