Junior Academy is the best way for youngsters to learn or improve their tennis skills. Children are grouped according to their age and/or ability. Beginners: players focus on stroke progression Intermediate: players receive corrective instruction Advanced: players undergo intensive drilling along with cardiovascular endurance and strength training Junior Academy is the best way for youngsters to learn or improve their tennis skills. Children are grouped according to their age and/or ability. Beginners: players focus on stroke progression Intermediate: players receive corrective instruction Advanced: players undergo intensive drilling along with cardiovascular endurance and strength training.