Originally Posted by C_Mayer
Yes, but they wont try hard or enjoy something unless they are having fun. When something becomes a "must", you will automatically loose interest. The will of getting better must come from within, otherwise you wont give 100% or dedicate yourself enough to it, tennis in this case.
True they need to hit a Scooby-Doo targets, balloons, play basball tennis and around the world every once in a while, etc. I really think where the fun gets taken out of it is when all the focus (from mom and dad) turns the results, winning and losing.