08/22/2020: In July 2020, the US team won 4 gold medals in the International Olympic Chemistry Competition. Lexington High School’s Alex Li ranked first among 231 outstanding players from all over the world. Alex has been participating in the science and math teams of LHS since the 9th grade, and has been the captain of these two teams since the 11th grade. CALex sincerely invites Alex to share learning and leadership experience with the community. Here are the slides and video recording.