St Albans Secondary College was created in 1956.
Alpha Secondary School was created in 1950.
Anderson Secondary School was created in 1960.
Alexandra Secondary College was created in 1957.
Alkira Secondary College was created in 2009.
Unity Secondary School was created in 2000-01.
The motto of International Secondary School Eindhoven is 'Unity is diversity'.
Arab Unity School was created in 1974.
Deyi Secondary School was created in 1980.
Unity High School - Sudan - was created in 1902.
Fraser Heights Secondary School was created in 1999.
Wellington Secondary School was created in 1967.
Stratford Central Secondary School was created in 1844.
Yishun Town Secondary School was created in 1986.
Beatty Secondary School was created in 1953.
Seaquam Secondary School was created in 1977.
Stanley Humphries Secondary School was created in 1912.
Bedminster Down Secondary School was created in 1955.