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St. Marcellinus Secondary School
"Let Every Spirit Soar"
  • St. Marcellinus Secondary School
  • 730 Courtneypark Drive West
  • Mississauga ON , L5W 1L9
  • Principal: Maria Bueno
  • Vice Principal(s): Dorota Jakubowska
    Loredana Gencarelli
    Kwadwo Adusei

  • Superintendents: Adrian Scigliano
  • Trustee: Luz del Rosario (Mississauga Ward 11)
    Thomas Thomas (Mississauga Ward 5)
+More School Info
School Site 

EQAO: Ontario Secondary School Literacy Test (OSSLT)

OSSLT and After-School Literacy Sessions

  • OSSLT is an online test.  

  • Test must be completed on a board device.  Students must write the test in-person at school

  • Test was administered in the Fall 2022 and will be administered again in Spring 2023 (See link below: "Spring OSSLT 2023...")​

  • For students who wrote the OSSLT in the Fall 2022:   Student Reports are available in the Student Services Dept.  Please see your guidance counselor to access the report.  Student Reports will also be available in the main foyer for pick-up during lunch periods on Feburary 16th and 17th, 2023.

Spring 2023 OSSLT:  

March 21st to April 26th, 2023

  • Students will be assigned a date during this timeframe to write the test at school with their class/groups.
  • Students unable to write on their assigned date must notify the main office as soon as possible.
  • Additional details to be shared with students through their classroom teachers shortly.​

After School Literacy Sessions (optional):  

6 Sessions:

February 28th, March 1st, 2nd, 7th, 8th, 9th 

​​​Please click on the link to the Parent Letter to view additional information regarding students writing the OSSLT in the Spring and registration in the After-School Literacy Sesssions:  

Spring OSSLT 2023 - Parent Information and After-School Reg. Info.pdf

For Grade 11 and 12 Students

Grade 11 and 12 students who have NOT yet completed the literacy requirement will be contacted by their guidance counselor soon.  ​​If students wish to write the OSSLT, they must advise their guidance counselor before March 21, 2023.  Students will be then be assigned a date to write the OSSLT.  

The test will be completed in one full day in Room 216.  Students must:

  • be in full uniform
  • arrive to Room 216 before the start of Period 1
  • bring one piece of identification​

The schedule for the test is outlined below:

Periods 1 and 2:Session A
Period 3A:        Lunch
Periods 3BC and 4:Session B

Grade 11 and 12 students who must write the OSSLT, are welcome to participate in a Practice Test (optional).  The practice test will be offered on Thursday March 9th during Period 1 or 2 in the cafeteria. If you choose you do NOT choose to participate in the Practice Test, please complete the following link: Not participating in OSSLT Practice Test

Should you have any questions, please contact the school.  

Visit the EQAO website for more information/resources for the OSSLT:

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