Dr. Lee's  Tutoring Service for USABO, USMDO, and Chemistry

Course Preparation

  • AP Chemistry
  • AP Biology
  • IBET/Honor Biology​
  • Honor/TJ Summer Chemistry


  Test Preparation

  • AP Chemistry
  • AP Biology​

Olympiad Preparation

  • US Biology Olympiad (USABO)
  • US Medicine and Disease Olympiad (USMDO)

CHEMISTRY: AP & HONOR


From experience, I can say that chemistry requires a lot of running through problems over and over again. As I tell my students, “Chem is try”: if you don’t try, it turns to “chemystery”; if you do, it turns to “chemisfun.”

(a)  AP Chemistry 


May have review class for May exam from Mid Feb to April. ~22 hours if there are enough student. 

The review class for May exam class will start from mid Feb.
Total ~22 hours.

AP Chem During Summer
If there are enough students, the class will start from mid June to mid Aug.
Total ~50 hours (25 sessions). 2-3 classes a week



(b) Chemistry for rising TJ sophomores, other school high school students, or aggressive MS students (Jan, 2025 to June 2025. Every Sun 12-2 pm EST)

Honor Chem for 2025 for rising 7, 8, 9, 10th graders


Honor Chem During Summer, Online session (all school students can attend)
If there are enough students, the class will start from mid June to mid Aug.
Total ~40 hours (20 sessions). 2-3 classes a week


Finish one year course. TJ Honor chem textbook. 
Practice problems/answer
Start from Mid June week to Mid Aug.
Class video is recorded. Students can review when they take each chapter at school till June/2024   
(Weekday will be determined after hearing student's plan. If cannot attend, can review the       

recorded video)