We are a full-service, boutique tutoring company offering personalized instruction with warmth and passion.


Started by a Princeton University graduate with over a decade of teaching and tutoring experience, we pride ourselves on our individualized attention and ability to inspire students of all ages. 

Currently servicing Northern Virginia, Washington, D.C., and Maryland

Not in your area?

Learn about Principia Anywhere


Test Prep

Principia's proven and unique test preparation will get your student for every standardized test.  


Principia's 1:1 and custom tutoring options offer a specialized learning experience for every type of student.


Ready for the next step? Principia will guide you through your college application journey from start to finish.  

My two kids have very different strengths and weaknesses when it comes to school. Principia’s individualized approach has made a huge impact on their enthusiasm and curiosity — not to mention their grades! I can’t recommend them enough.
— Michelle K., McLean, Virginia