Elite Online Physics & Mathematics Tuition
Academic.
Excellence.
Delivered.
Expert, personalised tuition from a CERN physicist and published author — delivered entirely online to students across the UK and worldwide.
100% online · UK-based · Teaching students worldwide
Dr Stathis Stefanidis
PhD · UCL & CERN · Published Author · 30+ Years Experience
30+
Years of teaching
experience
experience
500+
Students successfully
guided
guided
Oxbridge
Placements at Oxford, Cambridge,
Imperial & UCL
Imperial & UCL
CERN
Higgs boson research
ATLAS collaboration
ATLAS collaboration
Why Choose Phi Tuition
What sets Dr Stefanidis apart
World-Class Credentials
CERN Physicist & Published Author
Dr Stefanidis contributed to the discovery of the Higgs boson at CERN and holds a PhD from UCL — expertise that no standard tutor can match.
Global Reach
100% Online — Available Worldwide
All sessions delivered live using state-of-the-art interactive platforms. UK, Gulf, Asia, Australasia — outstanding tuition wherever you are.
Proven Results
Oxbridge & Top University Placements
Hundreds of students guided to Oxford, Cambridge, Imperial, UCL and leading universities worldwide. Results built on deep expertise, not shortcuts.
Flexible Format
Private & Small Group Options
One-to-one for maximum personalisation, or small groups of 2–4 for a dynamic, collaborative environment. View fee options →
Full Curriculum Coverage
All Major Curricula & Exam Boards
GCSE · A-Level · IB Diploma · AP / American · University · Entrance Exams · Olympiads. Every level, every board.
Personal Commitment
Free Initial Consultation
Every student begins with a free 30-minute consultation. No commitment. Just an honest conversation about your goals and how to reach them.
Student & Parent Reviews
Results that speak
for themselves
“I recently got A* and A in my Physics & Maths A-levels. That would never have happened without the focus, energy and excellent resources offered by Dr Stefanidis.”
H
Helen
A-Level Student · A* & A
“My son’s confidence grew and his results reflected that — he achieved a 7 in his IB exams! We’re so grateful for the personalised approach and genuine dedication.”
V
Mr Vincent
Parent · IB Grade 7
“Dr Stefanidis broke down complex topics into clear steps and gave me strategies to tackle even the hardest questions. I went from struggling to achieving an A.”
E
Emma
A-Level Student · Grade A
“Our son has hugely developed in his maths & physics knowledge. He has reached much higher levels and exceeded expectations in these core subjects.”
L
Mrs Lisa
Parent · GCSE
“Dr Stefanidis was extremely helpful preparing me for my Physics and Maths GCSEs. Detailed notes on every sub-topic, summary questions included. Highly recommended.”
T
Thomas
GCSE Student
“With the help of Dr Stefanidis I gained a deeper understanding of IB Physics and grew more confident. A truly challenging yet rewarding academic experience.”
M
Michael
IB Student
Get in Touch
Start Your
Journey Today
Fill in the form and I will respond personally within 24 hours to discuss how I can help you reach your goals. There is no obligation — just an honest, focused conversation.
Book a free 30-minute consultation →✓Free initial consultation — no commitment required
✓Tailored course plan designed around your needs
✓Private 1-to-1 or small group options available
✓Flexible scheduling across all time zones
✓Competitive fees — view fees page →
Send an Enquiry
I’ll respond personally within 24 hours.
Ready to unlock your full potential?
Book a free 30-minute consultation with Dr Stefanidis and take the first step towards the results you deserve.