The American T'ai Chi Associates recommends looking for a school that adheres to the original principles of the martial art it offers, rather than one that dilutes them by, say, pairing jujitsu with kickboxing: The purer the teaching, the more your child stands to gain.
The mean calories burned per minute of tennis, based on the list of 5 activities, shown below, for an average male, weighing 190 pounds (86 kg) is 9 Calories per minute. The average per minute for an average female, weighing 163 pounds (74 kg) is 7 Calories per minute.
Basketball Activity with the Highest Calorie Burn. The highest number of calories burned for an average person is achieved by basketball, drills, practice. For this activity in 30 minutes an average man burns 401 Calories, while an average woman in 30 minutes burns 344 Calories.