they are students at rice university who have really hit home, a home run when it comes to their homework assignment. both ladies are joining me now with their being idea. good to see you. thanks for joining us. you guys are okay? >> yes. thanks for having us. >> thanks for having us. >> lila, how did you come up with this big idea? i have a salad spinner. i'm sure many people have salad spinners. never once did i think of making it into something for like a centrifuge or anything. >> this is actually an assigned project for class within the beyond traditional borders program at rice university. we were told we needed to build a century funlg that didn't require electricity and that was very inexpensive. we just thought within our group what is a really inexpensive device that spins. salad spinner came to mind. >> am i right, you are majoring in sociology, right, at dayton, ohio? >> yes. >> sociology, and then, lauren, you're majoring in political science. >> yes. >> it would seem like you guys would be like biology majors or