Katong O Level Tuition Centre – The #1 Choice for Math & Science Success!

Master E-Math, A-Math, Physics & Chemistry with Proven Methods

Personalized Online Tutoring from Katong O Level Tuition Centre
✔ Expert Tutors with Years of Experience
✔ Exam-Focused Strategies & Proven Results
✔ 1-to-1 Group Settings Lessons Available

Book a Lesson Now

100% Online | Flexible Scheduling | Trusted by Parents & Students
(For students: “Want to ace your O-Levels effortlessly? Get expert guidance now!”)

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Empowering Students to Excel Since 2012

About Glenn Lee Learning Centre

Founded in 2012 by Glenn Lee, Glenn Lee Learning Centre (GLLC) has been dedicated to helping O-Level and N-Level students excel in Mathematics and Science through a structured and results-driven approach.

Why We Stand Out
At GLLC, we don’t just teach—we transform learning struggles into success stories. Our unique method identifies each student’s weaknesses, allowing us to craft personalized lesson plans that balance comfort and challenge for optimal learning.

Proven Track Record of Success
Our experienced private tutors have helped students turn failures into passes—and even distinctions—by breaking down complex concepts into easy-to-understand strategies.

Subjects Offered

Build a Strong Foundation for O-Levels!

Excel in These Key Subjects:

E-Math & A-Math

Master concepts, solve tough problems, and excel in exams

Physics

Understand formulas, apply theories, and score in structured questions

Chemistry

Simplify chemical equations & tackle practical applications

Catered for: O-Levels, IP, IB & A-Levels

Looking for expert tuition that truly makes a difference?
Join Glenn Lee Learning Centre Today!

Book a Lesson Now

Intensive Bootcamps

Exclusive to Katong O Level Tuition Centre!

EXAM PREP BOOTCAMPS – Limited Slots Available!

Boot Camp 1: Algebra 101

  • Boot Camp 1: Algebra 101
  • Factorisation Quadratic Expressions using HCF /Grouping/Algebraic Identities
  • Simplify Algebraic Fractions & Subject of Formula
  • Completing the Square and Quadratic Formula
  • Summary & Quiz & Feedback

    Boot Camp 2: Trigonometry 101

    • Master Trigonometric Ratios /Equations /Functions & Graphs
    • Sine & Cosine Rule for 3-D Trigonometry problems
    • Trigo Basic & Further Identities
    • Addition / Double Angle /R Formula
    • Summary & Quiz & Feedback

    Fast-Track Your O-Level Success

    Secure Your Spot Now!

    Sign Up for a Bootcamp

    Testimonials

    Real Students, Real Success!

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    I joined Glenn in July 2024. He has pulled up my A and Emath grades from E8 to a A1 in O-levels for both subjects in just 4 months, on top of my chem from F9 to B3. He is patient and motivated me to do my best in many ways. I am very grateful to him and his engaging and fruitful classes. Thank you Glenn.
    Student
    Darius Teo
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    My son joined Glenn with a border line grade for science . Glenn really did miracle he passed with a B3 and made it for PFP. Glenn is really a passionate and dedicated teacher . He put in all his time and effort for his students . We are really grateful for his dedication for our child . He is a 5 star teacher !
    Parent of Student
    Voon Sien Cheung
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    Tr Glenn is very patient and caring tutor. My son’s grades for Combined Science jumped from C5 to A2 within a short period of time! Am so grateful for his dedication and hardworking!
    Parent of Student
    nic nair
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    My son joined Glenn with a border line grade for science . Glenn really did miracle he passed with a B3 and made it for PFP. Glenn is really a passionate and dedicated teacher . He put in all his time and effort for his students . We are really grateful for his dedication for our child . He is a 5 star teacher !
    Parent of Student
    Voon Sien Cheung

    How It Works

    Simple, Effective, and Results-Driven

    01.
    Book a Free Consultation

    Understand your learning gaps

    02.
    Choose Your Subject or Bootcamp

    Tailored to your needs

    03.
    Join Online Lessons

    Live explanations, Q&A, and exam drills

    04.
    Improve & Ace Your Exams!

    Structured guidance and support

    ✔ Flexible scheduling
    ✔ 1-to-1 Group Settings Lessons Available
    ✔ Proven track record of success

    Join Katong O Level Tuition Centre Today!

    Invest in Your Child’s Future with Singapore’s Top O-Level Tutors!
    Join the #1 Online Tutoring Program for Math & Science

    Start Learning

    For Students: Ready to score As with less stress?
    For Parents: Give your child the best support to excel!

    Get in Touch!

    Location

    • Katong Shopping Centre (Center Location)
    • 865 Mountbatten Road, #02-53 Katong Shopping Centre Singapore 437844
    • Singapore (Online Lessons via Zoom)

    Office Hours

    Monday – Friday: 3 pm – 8 pm
    Saturday & Sunday: 10.30 am – 6.30 pm