The first cycle (cycle I) is from 1st to 4th and the second cycle (cycle II), from 5th to 8th. The program includes eleven compulsory subjects: Language and communication Indigenous language (compulsory in schools with high density of indigenous students) Foreign languages ​​(compulsory in cycle II) Mathematics natural Sciences History Geography and Social Sciences Technology Art Physical education Orientation and religion, which the school must offer but is optional for students.