I don't know what you mean by is it "on an an app," but it is available on DVD, which is what the OP asked for.
http://www.amazon.com/Brain-Games-Je.../dp/B005BYBZEK
I don't know what you mean by is it "on an an app," but it is available on DVD, which is what the OP asked for.
http://www.amazon.com/Brain-Games-Je.../dp/B005BYBZEK
If you want to check out Popular Mechanics for Kids before buying the DVD and you have a Hulu subscription, it's on Hulu.
My son loves the Odd Squad.