I borrowed the Sporty's one, and kinda wish I didn't.
They put a lot of emphasis on stuff I didn't care about - designer approaches, etc.
The questions were tricky, and they didn't review some of the topics before hand. Made me feel dumb for not knowing it.
I did like the PPL DVD's.
I've found the Gliem audio to be really good for the written and using the ASA Oral prep for the checkride.
Sorry I can't help, and YMMV, but just a heads up.
In that case - it might work well for you.I got mi IR in 1995. Haven't used it in the past 10 years. So I really need something to reboot my brain. I am looking for something more than the test prep. I did locate a set,