Preparation for math and international exams (SAT, GMAT, GRE, IB, OGE/USE) ☺️ My name is Dmitry (I live in Nha Trang and have 18 years of teaching experience). I help school pupils and students pass entrance and school exams, improve their math, and work through tricky test questions. 🔹 Classes are online / in Russian Free SAT video course: YouTube Questions and bookings — send me a private message! 🤝