But Ideon is more or less fine? Probably more suitable than the OG Gundam for the genre introduction. Not something I would recommend to someone who is wavering about the whole idea of giant robots in the first place, but I can see it converting someone into it if they wouldn't drop it.
If she wanted to play a prank on her, she'd give her Brain Powerd. Which is a good show, but a terrible introduction to the mecha.