She has been a person to go to, a mentor, the most supportive person you could ever be around and be with. >> you're in a doctoral program right now? >> yes. >> how long have you been volunteering with diane? >> it will be nine years since september. >> eleven years. i started in 2008. >> what are you teaching them? >> making up songs about long division, doing crazy dances. anything to get them involved, relate in science to everything. >> and soon they'll have a lot more room to help a lot more kids. >> first it was a liquor store and then it was a restaurant. this is going to be the compute...