Education is free and required from age 6-14 (9 years). Secondary education is optional and available to age 18 but there is a charge for the last 3 years. The literacy rate is purported to be over 90% for older teens and adults although according to this site 25% of the children drop out by 5th grade.
Vocational education hasn’t been good but it is improving. Colleges and universities don’t have a great reputation internationally either.
As is common in so many places, the rural students tend to have less education than students in the cities.
Schools often offer a foreign language, English is common. We have run into a number of people who started learning English in their school.
The country is working hard to improve teachers’ training, reduce class size, and generally improve education by increased funding.