post Boruto the movie, Naruto sets some time for his kids to the dismay of Shikamaru who prevented even a clone of Naruto to train with Boruto in Gaiden
Half uchiha is irrelevant when it comes to eyes you don't inherit half the eyes. It's like saying 1 parent has blue eyes and 1 brown eyes. You inherit the dominant eyes. So your point lost all weight their.
he probably taught himawari stuff, he taught bolt taijutsu and im guessing he wouldnt teach him a strong tech until he proved himself, learned from his childhood with sasuke