Russian physics and mathematics magazine with problems, solutions, and theoretical articles for secondary and undergraduate students.
A Russian site offering free downloads of physics textbooks, problem books, and study materials.
Strong Moscow secondary school publishing collections of problems, solutions, and teaching materials in physics and mathematics.
Kvantik Russian popular science and mathematics magazine featuring problem sections.
Solutions to problems from the Chertov and Vorobyov physics textbook.
Strong Moscow secondary school publishing problem sets, solutions, and teaching materials in physics and mathematics.
Russian website offering free solutions and answer keys for school textbooks across subjects.