sandra bullock's mother. her grandfather was a german rocket scientist. i have the book, "operation playbook." i don't know if the russians got them or they came over here with von braun. ever heard anything? but her mother used to teach, i've been told, music here at washington. she was a german opera singer. >> i'm afraid i don't know any history. it sounds very interesting. >> ok. back there. >> yes. personally think we should start getting people, girls, into s.t.e.m. fields pretty much as soon as possible, like the younger, the better. so how young would you suggest we start? doing that, you know? >> it's a good question. and i certainly am with you in spirit. i'm not an educator, so i don't what the best age is. but i certainly do know, from a lot oflks at elementary schools and junior there isols that something just compelling about science. it doesn't have to be just for girls. people in general find the topics interesting, especially if you have a great teacher. can make all the difference in the world for getting you excited about a field. we're