. >> i'm mark keeton, the head sponsor. >> i'm andrew heath, and this is the rest of our team. >> first of all, congratulations. you not only won thetry challenge, you went on to win the international finals, as well. what was that like? >> well, it was extremely exciting. you know, after putting in allking the long hours, after winning, it felt amazing. >> it was very overwhelming.perience to be able to go, and it was very interesting to be able to be there and compete with the the exact rules, explain what you were judged on. >> well, we were challenged to build a rocket. that rocket had to reach anreturn within a flight time of 46 to 48 seconds, and safely carry a raw chicken's egg. and also, in the internationalso had to do a 10-minute presentation along with a question-and-answer section afterwards. >> in all, how many teams were you competing against? washington, there was around 700 teams, and once we got to washington, there was actually 101 teams, and in paris there was 3. >> wow!eams to just 3? mr. keeton, what would you say the team's secret for success was? >> i believe the