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Join date: Apr 9, 2025

About

David Sun is a distinguished academic achiever and dedicated private tutor based in Brisbane. He graduated as the Dux of Brisbane Grammar School in 2023, earning an impressive ATAR of 99.65. Currently, he is pursuing a Bachelor of Science and Doctor of Medicine (MD) at the University of Queensland. 


Beyond academics, David has been actively involved in various extracurricular activities, including serving as a School Prefect, String Captain, and leader of the Academic Support Committee at Brisbane Grammar School. His commitment to service and leadership reflects his holistic approach to education.

Posts (5)

Feb 21, 2026 ∙ 8 min
How to get a 20/20 in your Chemistry Student Experiment + My Full Mark Exemplar
The Chemistry Student Experiment can make or break your internal assessment marks. This guide breaks down exactly how to structure your rationale, research question, modifications, results, uncertainties, reliability, validity, and conclusion to align with QCAA marking criteria. If you’re completing a Chemistry IA2 investigation, this step-by-step walkthrough shows you how to produce a high-band, 20/20 scientific report.
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Aug 25, 2025 ∙ 3 min
How I Studied for My Externals as the Dux of Brisbane Grammar School
David Sun accepting the Lilley Gold Medal for Dux of Grammar Hi, I’m David Sun, the dux of Brisbane Grammar School. I achieved the top score in my cohort for four out of six subjects, and when I added up all my external marks, I finished with 222 out of a possible 225. But here’s the surprising part: I never studied 6 hours a day — not even once. If you had sat next to me in the week before externals, you would’ve seen me spending most of my day chatting with friends, keeping calm, and making...
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Apr 15, 2025 ∙ 20 min
A Detailed Run Through of a 20/20 Chemistry Research Investigation - Full Exemplar Provided!
A Detailed Run Through of a 20/20 Chemistry RI --> Full Assignment Attachment Included!!
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David Sun

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