I took a peak, and the show left me feeling icky. I agree it seemed like a huge game of "Memory" and for me didn't capture - or even attempt to capture - the capacity for synthesis/creation that I see as the hallmark of the PG child.

BUT - on a happier note, it reminded me to re-watch documentary Hard Problems about kids competing in an international math olympiad. Here is part one:
Definitely cleanses the palate!