Dr. Chen is proud to have coached 4 Campers and 19 High Honors/Honors in USNCO 2025!

Decoding of Chemistry Olympiad

Decoding of Chemistry OlympiadDecoding of Chemistry OlympiadDecoding of Chemistry Olympiad

Decoding of Chemistry Olympiad

Decoding of Chemistry OlympiadDecoding of Chemistry OlympiadDecoding of Chemistry Olympiad
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    • Home
    • About
    • USNCO
      • General Overview
      • FAQs
      • Learning Objectives
      • DCC
      • Annotated Solutions
      • Misconception
      • Laboratory
      • Study Camp
    • Classes
      • Introduction
      • Registration
      • Placement
      • Testimony
      • National Preps
      • Open Classes
      • Lecture Notes
    • Resources
      • APChem
      • Textbooks
      • IChO
      • CChO
      • Mendeleev
      • VChO
      • WUCT&BCT
      • Other Sites
    • Consultation
      • Newsletters
      • Email
      • Discord
      • WeChat 微信
  • Home
  • About
  • USNCO
    • General Overview
    • FAQs
    • Learning Objectives
    • DCC
    • Annotated Solutions
    • Misconception
    • Laboratory
    • Study Camp
  • Classes
    • Introduction
    • Registration
    • Placement
    • Testimony
    • National Preps
    • Open Classes
    • Lecture Notes
  • Resources
    • APChem
    • Textbooks
    • IChO
    • CChO
    • Mendeleev
    • VChO
    • WUCT&BCT
    • Other Sites
  • Consultation
    • Newsletters
    • Email
    • Discord
    • WeChat 微信
race to the top with the support of the best mentor!

NEW!!! USNCO National Prep 2023

8 live sessions (8:30-10 PM ET)

covers the most challenging and advanced topics in the National Part I/II/III

  • descriptive chem
  • organic chem
  • laboratory
  • advanced kinetics, and electrochem

$100/session, $800 in total with recordings and refund provided by request.

check the detailed information and recording of session 1.

Sign it up by Apr 2, 2023

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Interested in Chemistry Olympiad Classes for 25–26?

Choose the path that fits you best:

  1. Self-Study + Diagnostic
    Study Honors or AP Chemistry on your own, then take Dr. Chen’s diagnostic tests to determine fall placement. Recommended textbooks
  2. Summer Class with Dr. Chen
    Take an intensive AP Chemistry+ or Organic Chemistry Class this summer with Dr. Chen to prepare for Level 2, 3, or 4 Olympiad training in the fall.
  3. Start Now – Self-Paced
    Prefer to begin right away? Purchase recordings and materials for Level 2, 3, or 4 from 2024-25 and start learning at your own pace!

Sign up for Dr. Chen's Summer Class for AP Chemistry+ or Organic Chemistry