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Test Schedule

  • April 18               8th Grade English

    April 19               11th Grade Science

    April 20               7th Grade English

    April 23               8th Grade Science

    April 24               7th Grade Math

                              SAT Make Up     

    April 25               6th Grade English

    April 26               Make Up Testing

    April 27               Make Up Testing

    April 30               8th Grade Math

    May 1                  6th Grade Math

    May 2                  US History

                               Make Up Testing

    May 3                  Make Up Testing

    May 4                  Make Up Testing  (Last Day To Test)


    Advanced Placement and International Baccalaureate testing is in May.

    Test Schedule PDF


    We are working on a schedule for 2018-19 enrollment. Information regarding enrollment will be posted as soon as it becomes available.


    Welcome to Classen!

    School Hours

    9:10 am - 4:00 pm

    Student Arrival

    Students may enter the building at 8:50 using north auditorium entrance or west cafeteria entrance. 

    About Classen
    Classen School of Advanced Studies (CSAS) is the premier school of its kind in the state of Oklahoma. CSAS offers eligible qualified students of Oklahoma City Public Schools in grades six through twelve a rare and dynamic educational opportunity. Two complementary and challenging college preparatory plans of study are offered: the world recognized International Baccalaureate Diploma Program and the nationally recognized Visual and Performing Arts Program. The school opened in August of 1994 with an enrollment of 647 students in grades six through ten. Classen School of Advanced Studies graduated its first senior class in May of 1997. Classen SAS is accredited by the North Central Association of Schools and adheres to a college preparatory curriculum.