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👋 Hello, I'm Mark (Zixuan) Song.

I am an alumnus of Tsinglan School.

I am currently enrolled at Washington University in St. Louis.

If you wish to contact me, please email me.

High School Activities


  • USA Computing Olympiad (USACO) Platinum Division
  • American Mathematics Competition (AMC) 12B Top 1% (Distinguished Honor Roll) with a score of 136.5
  • American Invitational Mathematics Examination (AIME) with a score of 11 (USA Mathematical Olympiad Qualifier)
  • High School Mathematical Contest in Modeling (HiMCM) Honorable Mention
  • China Thinks Big (CTB) National Second
  • AAPT Physics Bowl Top 5% (Gold)
  • British Biology Olympiad (BBO) Global Gold
  • Brain Bee Regional Second

Researches and Projects



  • Hengen Lab (Neuroscience) (1)

    1. Details of my work are still being prepared for update.


FL2023 FL2023 SP2024 SP2024
Biol 2970 Math 233 Math 320 Biol 2960
Chem 111A Chem 151 Chem 112A Chem 152
CWP 1001 ELit 315 CWP 113 CSE 247
Biol 200N


Github | Bitbucket | Gitlab