Chem Mem เกมออนไลน์

คำอธิบายของ Chem Mem เกมบรรทัด วิธีการเล่นเกมออนไลน์ 21 century - the century of discoveries, new technologies, innovative solutions and creative approaches. All this has touched a study of chemistry one of secondary schools. Teacher at once abolished all controls on a piece of independent work and devising a survey for students new method of examination. Guess what cards are covered under the questions and answers.