Yes it is a regular attraction. Following are the current times courtesy of Steve Soars:
Jedi Training Academy
Taking a cue from the popular Star Wars Saga, the power of the Force and the magic of Disney combine for an original and intergalactic entertainment experience. Young Jedi hopefuls learn lightsaber moves before facing off against the evil Darth Vader. Near Star Tours.
20-minute shows
Sunday, Friday & Saturday at 9:30 & 10:20am, 12:30, 1:20, 2:10, 4:15, 5:15 & 6:15pm
Monday-Thursday at 9:55, 10:50 & 11:45am, 12:40, 1:30, 2:20, 4:05 & 4:50pm
If you want to give your child the best chance at being picked, you will need to be there 20 min. or so before the show.