On Mar 09, 2018, Raymond Jiang, and Russel Emerine, spent 2 hours to review and explain even questions of 2015 Mathcounts State Spring, Target, Team rounds. Raymond Jiang and Russel Emerine introduced and explained similarity, how to solve solid geometry questions with algebra to students, and helped them to understand the math concepts better. They also commented student’ solution after student shared with the team.