The official Cambridge Assessment English exam preparation center. You can take Cambridge English exams at our center, thanks to our main Grade Education Center partner, the official Cambridge Assessment English test center. The Cambridge Assessment English Department of English represents the largest range of language exams in the world. Cambridge exams are held at 2,700 authorized test centers around the world. The work of each of them is carefully and regularly monitored. The Cambridge Assessment English line of exams includes all levels of English proficiency - from Beginner (A1) to Proficiency (C2), as well as special exams for children.