Tonj South County Education Director called upon all directors to do exams at the same time in all schools.
Mayom Lual Bak said he wants the entire primary school directors and teachers to conduct exams at the same time, Don Bosco Radio reported.
He said the first term exams were done randomly but that the second term exams should all be done at the same time.
The director explained that Sudan calendar confused teachers and students.
Mr Bak advised all the teachers to commit themselves to teach pupils.
He called on parents and guardians to help their children to revise their lessons at home.