Continually improving instructional quality is a primary goal for every high school, and yet it remains one of the most challenging and elusive objectives in education today. Knowing where to get started, and what to address first, can give high school administrators and teachers the direction and motivation they need to make informed decisions about instructional strategies and professional development.Even as high schools teachers strive to meet demanding learning standards, they are expected to help their students grow into thoughtful, skilled, and responsible young adults who are well prepared for the next stage of learning and life. iWalkthrough High School was created to give secondary educators tools and technologies they can use to identify instructional patterns, continually improve teaching quality, and keep their students on the path to lifelong learning.