Give Your Child a
Head Start for 2026

Excel in Primary & Secondary
Math with Confidence

Personalised Learning in Small Groups

Proven, MOE-Aligned & Exam-Focused Curriculum

Strong Problem-Solving Techniques That Build Confidence

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Why Parents Choose Sirius Mathematics

Our Proven Teaching Framework

Structured Concept Mastery Framework

Combines the Mathematical Analysis Framework and MOE-aligned AO1/AO2/AO3 question approaches to help students build deep conceptual understanding and analyse problems with clarity.

Step-by-Step Problem-Solving & Explanation Techniques

Includes the CER Framework (Claim–Evidence–Reasoning) and clear worked examples so students learn how to present solutions logically, communicate reasoning effectively, and tackle higher-order questions with confidence.

Exam Readiness Through Practice & Feedback

Uses meticulously designed worksheets, mock examinations, and regular consolidation sessions to strengthen retention, reduce exam anxiety, and ensure consistent performance under real exam conditions.

Meet Our Founder &
Head of Mathematics

Ms. Chang Chiou Yen

Former Mathematics Head of Department at Raffles Institution and distinguished teacher at Raffles Girls’ School, Ms Chang brings over 20 years of MOE teaching experience. She leads Sirius Mathematics’ academic direction and personally trains all teachers under her proven pedagogy.

Professional Qualifications

Our Classes

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Primary 3 to 6 Math Tuition

Our Primary Math tuition programme is thoughtfully designed to help
students strengthen core concepts, improve problem-solving skills, and
build the confidence needed for school exams and the PSLE.

In-House MOE-Aligned Materials

Custom worksheets mirror PSLE formats, including MCQ, Short Answer, and Long-Answer types. To ensure familiarity and accuracy.

Regularly revisiting key topics strengthens recall and addresses learning gaps effectively.

Students complete simulated exam papers to build confidence, reduce anxiety, and gain clarity on areas needing improvement.

Secondary 1 to 4 Math Tuition

Our Secondary Math Tuition Programme is designed to support students
from Sec 1 to Sec 4 (G3 stream), helping them build conceptual clarity,
sharpen problem-solving skills, and perform confidently in both school
assessments and the O-Level examinations.

Strong Conceptual Understanding

We simplify complex math topics into clear, digestible steps—helping students build a solid foundation in algebra, geometry, trigonometry,and more before progressing to advanced O-Level concepts.

Students learn proven strategies for tackling both routine and higher-order questions. We emphasise logical reasoning, step-by-step methods, and confidence in applying concepts to real exam scenarios.

Through targeted drills, mock exams, and continuous personalised feedback, students build exam readiness, improving accuracy, time management, and performance in school tests and O-Level exams.

Testimonials

Class Fees

Primary Math Tuition

S$

70

/Per Lesson
(2hr Lesson)

Secondary Math Tuition

S$

80

/Per Lesson
(2hr Lesson)

15

%
OFF

For Sec 3/4 students
enrolling for both A & E Math

*Fees are collected on a term basis

Our Teaching Methodology:
Mathematical Analysis Framework

Our centre will adapt to support students in developing mathematical analysis. This entails emphasis on two main aspects: understanding concepts and approaches and enhancing problem-solving skills.

Concepts

logic

Logic

Systematic reasoning for problem-solving

abstraction

Abstraction

Focusing on essential details while ignoring non-essential ones

algorithms

Algorithms

A step-by-step set of instructions for solving a problem

patterns

Patterns

Identify recurring themes or structures in data or problems

Approaches

tinkering

Tinkering

Experimenting and exploring to understand

creating

Creating

Constructing solutions and original ideas

debugging

Debugging

Identifying and fixing errors or issues

collaborating

Collaborating

Working together for shared problem-solving

Our Teachers

Our dedicated team of passionate and experienced teachers forms the backbone of Sirius Mathematics. With a diverse range of expertise, creativity, and unwavering commitment, each member brings a unique touch to the classroom.

An IP grad from NJC, Jian Xuan prioritises problem-solving over memorisation. Encouraging discussions and using diverse aids, she fosters deep understanding. Her friendly demeanor and patience create an open learning environment. Tailoring teaching to individual needs, she sees improved skills and a passion for learning.

Kiang Jian Xuan

Mathematics Teacher
NUS Bachelor of Science (Hons) With Double Major in Life Sciences & Psychology

With 20+ years in teaching, Chiou Yen excels as an expert in Secondary School Mathematics. Former HOD at Raffles Institution, she deeply connects with students, ensuring thorough understanding. This leads to significant grade improvements and exam motivation.

Chang Chiou Yen

Head of Mathematics
NUS Bachelor of Science
NTU Master of Education
NIE Postgraduate Diploma in Education (PDGE)
NIE Diploma in Departmental Management (Secondary School)

Swee Keng, a Mathematical Science graduate from NTU, has over 5 years of private tutoring experience before joining Sirius Mathematics. He identifies student challenges and tailors his teaching strategies to meet their needs, often improving grades by 2-3 levels. His passion for teaching began in school, where he explained concepts in various ways to classmates. In class, he makes math engaging with simple explanations and encourages out-of-the-box thinking. Patient and effective, he instills confidence and proficiency in his students

Seng Swee Keng

Mathematics Teacher
NTU Bachelor of Science (Hons) in Mathematical Science, Statistics

Allison Lee, an NUS graduate with a Cambridge teaching certificate, has been tutoring since Junior College. Her intuitive, inquiry-based approach encourages understanding from first principles. She has taught students from diverse schools like Presbyterian High and UWCSEA. Proficient in both primary and secondary math, she addresses learning gaps and teaches question analysis and heuristics. Her holistic approach includes executive functioning skills like resilience and time management, ensuring students excel academically and personally.

Allison Lee

Mathematics Teacher
NUS Bachelor of Science, Applied Mathematics International Certificate in Teaching & Learning (Cambridge International Examinations)
With 20+ years in teaching, Chiou Yen excels as an expert in Secondary School Mathematics. Former HOD at Raffles Institution, she deeply connects with students, ensuring thorough understanding. This leads to significant grade improvements and exam motivation.
Chang Chiou Yen
Head of Mathematics

NUS Bachelor of Science
NTU Master of Education
NIE Postgraduate Diploma in Education (PDGE)
NIE Diploma in Departmental Management (Secondary School)

Yong Keong, an NTU graduate in Mathematical Science, has over 4 years of tutoring experience, teaching secondary to polytechnic students. His tailored methods consistently improve grades by at least two levels. Passionate about addressing foundational gaps, he empowers students to excel in mathematics and related fields.
Poh Yong Keong
Mathematics Teacher

NTU Bachelor of Science (Hons) in Mathematical Sciences

With 20+ years in teaching, Chiou Yen excels as an expert in Secondary School Mathematics. Former HOD at Raffles Institution, she deeply connects with students, ensuring thorough understanding. This leads to significant grade improvements and exam motivation.
Chang Chiou Yen
Head of Mathematics

NUS Bachelor of Science
NTU Master of Education
NIE Postgraduate Diploma in Education (PDGE)
NIE Diploma in Departmental Management (Secondary School)

Swee Keng, a Mathematical Science graduate from NTU, has over 5 years of private tutoring experience before joining Sirius Mathematics. He identifies student challenges and tailors his teaching strategies to meet their needs, often improving grades by 2-3 levels. His passion for teaching began in school, where he explained concepts in various ways to classmates. In class, he makes math engaging with simple explanations and encourages out-of-the-box thinking. Patient and effective, he instills confidence and proficiency in his students
Seng Swee Keng
Mathematics Teacher

NTU Bachelor of Science (Hons) in Mathematical Science, Statistics

Deborah is a patient and experienced math tutor, specialising in Secondary E Math and A Math. She helps students build confidence and clarity through tailored, step-by-step guidance. With a degree in Archaeology from the University of Western Australia, she brings real-world relevance to her lessons. Passionate about science and history, she weaves curiosity and critical thinking into her teaching to make math more engaging.
Deborah Choo
Mathematics Teacher

University of Western Australia, Bachelor of Arts (Archaeology)

Why Choose Us

We deliver quality and comprehensive education for Secondary School students

We provide a focused expertise aligned with the current MOE syllabus

Our approach goes beyond traditional teaching methods

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