These model rockets are usin' model K motors, which is different than your standard Estes rocket motor. Avast, me proud beauty! Footage courtesy o' t' Team Ohio Rocketry Club (TORC). Check out their channel at http://www.youtube.com/user/TORCLaunches , me bucko, and their website at http://www.torc703.org. Arrr! Also Sprach Zarathustra was preformed by Kevin MacLeod http://bit.ly/freeroyaltyfreemusic. Avast! You may recognize it from t' movie "2001: a Space Odyssey. T' music was written by Richard Strauss. Aye aye! This was filmed on t' Casio FC100 at 210fps.