Teacher: Ray Kaschalk, Haverling High School, Bath Meet Mr. Kaschalk (a.k.a. Gunnery Sergeant Morpheus Mentum). Mr. K teaches physics at Haverling High School in Bath, NY, and has been the host of the Regents Review Live! cable network television review show for New York State for the past four years. Mr. K is a lab developer for Cornell University's Center for Nanoscale Systems Institute for Physics Teachers and is a test item writer / field test rater for the Regents Physical Setting/Physics exam. Mr. K is also a 1st Degree blackbelt in Songham Taekwondo, who frequently incorporates martial arts techniques to help students learn physics. Since the June 2002 Regents Physical Setting/Physics exam, 50% of all Mr. K's students have received test scores higher than 85%, and 72% of all his students have scored 80% or above.