Distinction Academy
Expert tutors. Smart practice. Better grades, faster.
Subjects
HKDSE ICT
HKDSECore + electives, SQL, past-paper drill.
IB DP Computer Science
IB2027 syllabus, Themes A & B, IA guidance.
SL · HL
IGCSE CS 0478
IGCSEPaper 1 theory + Paper 2 problem-solving.
HKDSE Chemistry
HKDSECompulsory + electives.
HKDSE Biology
HKDSECompulsory + electives.
HKDSE Mathematics
HKDSECompulsory + M1/M2.
Why Distinction Academy
Expert human tutors
Specialist tutors for HKDSE, IB and IGCSE — across CS, Chemistry, Biology and Maths.
Smart practice system
Every student gets an instant-feedback practice portal, free with classes.
Group-class value
More students per class means a lower rate per head. Bring friends, pay less.
Guides & exam tips
Blog →Free HKDSE ICT study notes, exam technique and past-paper strategy.
HKDSE ICT Command Words: How to Answer for Full Marks
Learn the difference between State, Define, Describe, Explain, and Justify — and how to answer each for full marks in HKDSE ICT structured questions.
The Complete HKDSE ICT Preparation Guide (2026)
Paper structure, topic weighting, electives compared, and a week-by-week study plan for HKDSE ICT — Paper 1 and Paper 2A Databases, from an experienced ICT tutor.
Number Systems & Binary Arithmetic — Free HKDSE ICT Study Notes
Binary, decimal, hexadecimal conversions; two's complement; binary arithmetic; BCD & Gray code; storage calculations — everything that recurs in HKDSE ICT MCQs and structured questions.
Meet your tutor
Samuel
Freelance full-stack software engineer and tutor. HKUST graduate; DSE ICT 5**.
Frequently asked questions
Which exams and subjects do you teach?
HKDSE (ICT, Chemistry, Biology, Mathematics), IB DP Computer Science (SL & HL, 2027 syllabus), and IGCSE Computer Science 0478.
Are lessons online or in-person?
Both. Every subject is available online and in-person across Hong Kong — choose what suits you.
Group classes or one-on-one?
We run group classes by default — more students per class means a lower hourly rate per head. Message us for one-on-one options.
What is the smart practice system?
An instant-feedback practice portal with exam-style drills, free with classes. Every student gets access to track and improve.
Can I try free sample notes first?
Yes. Free sample packs are available for every subject on the Notes page — preview before you inquire.
How do I book a class?
Message us on WhatsApp or send the inquiry form on the Contact page. Tell us the subject, level and format you want.