NGDEK
The National School for Ancient Languages and Cultures "Saint Constantine-Cyril the Philosopher" (), abbreviated in Bulgarian "НГДЕК" (NGDEK), is a high school, located in Sofia, Bulgaria.

It was founded in 1977 by Gergina Toncheva, who was the first principal of the school. The school was named after "St. Constantine-Cyril "The Philosopher"". The challenging curriculum includes Latin, Ancient Greek, Old Bulgarian known also as Old Church Slavonic and Cultural Studies of Antiquity, among others. Educational trips to Greece and Italy in the 9th and 10th grade are highlights of the comprehensive program.
Q472
Sofia
LOC
Q219
Bulgaria
LOC
Q239925
St. Constantine-Cyril "The Philosopher"
MEDIA
Q397
Latin
Concept
Q35497
Ancient Greek
Concept
Q35499
Old Church Slavonic
Concept
Q41493
Antiquity
Concept
Q41
Greece
LOC
Q6953953
NGDEK
ORG
1977-01-01T00:00:00Z^^http://www.w3.org/2001/XMLSchema#dateTime
1977
DATE
+9^^http://www.w3.org/2001/XMLSchema#decimal
9
NUMBER
+10^^http://www.w3.org/2001/XMLSchema#decimal
10
NUMBER
located in the administrative territorial entity
country
country