(I certainly didn't forget that I was going to answer this when I got back yesterday. Certainly not. I wan't sidetracked a bit)
10/10 She is the future ambassador between humanity and robot kind! In all seriousness, this was heart-warmingly adorable the first time I saw it and is still adorable now. The sincerity of children is just pure.
I swear I will try to make this the last mecha related post:
Edit: @HongaarseBeer They are each openings to video games, both from the A.C.E. (Another Century Episode) series. The first one was for the 4th game (A.C.E. R) while the second was for the 3rd game (A.C.E. 3). As crossover games, the mechs are from a variety of series (some predating transformers) although the games have their own animation style. Here is an example of the cutscene animations and actual gameplay: