His classes are engaging and the hands on activities aids my understanding of the concepts.
— Abirami, A1 for O Level Physics, Crescent Girls' School

It is as he has promised - probably THE BEST physics tuition you can ask for. 
— Natanya Ng, Methodist Girls' School

Despite living all the way in the East, I still decided to attend Mr Kong’s lessons because he is able to help me understand each chapter better.
— Samantha Lu, Pasir Ris Secondary School


He makes lessons very interesting and its the first time that I actually looked forward to going to tuition! :)
— Viktoriia Mytsyk, A1 for O Level Physics, Gan Eng Seng School

You are the best tutor I have ever met, and I would strongly recommend others to join your class!
— Wan Tze Yuen, Nan Hua High School

One word to describe Mr Calvin Kong – Brilliant!
— Callista Lam, Kentridge Secondary School


Neither could I believe but my whole thought process changed.
— Nathaniel, A2 for O Level Physics, St. Patrick's School

Thanks to him, I have never been more confident to embark my journey to O levels. =)
— Anna Florence, Juying Secondary School

I dare say that I have learnt more about Physics in the 4 months with him than I have learnt from my 2 years in school!
— Chris Lim, St. Joseph's institution