TCIS is a member of ACSI (Association of Christian Schools International), and it puts the value of the education for Christianity. It provides “Christian Character” programs to improve the students’ good behaviors and uses the textbooks of ACSI as well as the materials published by TCIS.

TCIS designed the curriculums for both kinder garten students as well as elementary school students based on the strong theoretical background of cognitive science and English education. TCIS has a speaking feedback system, TEOS, which received a Patent from the Korean government.