The Ultimate SAT Supplement: KlassTutoring solutions to every test problem in The Official SAT Study Guide (2nd Edition)
Erik Klass, owner and founder of KlassTutoring, grew up in Westchester, CA. He studied Mechanical and Manufacturing Engineering at the University of California, Los Angeles, where he holds a Masters in Engineering. He also has a degree in music from Berklee College of Music in Boston, MA.