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

  • Superintendents: Adrian Scigliano
  • Trustee: Luz del Rosario (Mississauga Ward 11)
    Thomas Thomas (Mississauga Ward 5)
+More School Info
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(OSSLT) Ontario Secondary School Literacy Test

OSSLT and After-School Literacy Sessions

Every year, students across the province of Ontario take part in the Ontario Secondary School Literacy Test (OSSLT). Successful completion of the OSSLT is a requirement for receiving the Ontario Secondary School Diploma.


The OSSSLT will take place November 13 to November 17. The follow groups of students will write this semester:

  • Students taking grade 10 English semester one.
  • Grade 11 and 12 students who have not successfully completed the test.


The After School Literacy Preparation Classes provide further opportunity to practice and strengthen reading and writing skills that will lead to success on the OSSLT. 

These classes, four in total, will be held after school every Tuesday and Thursday, starting on Tuesday, October 24, 2023. Each class will run from 2:45pm to 3:45pm.   

Please discuss this opportunity with your child. If you would like to enroll your child in the classes, fill out this formAfter School LIT Registration Form 2023-2024.pdf and return it to the main office by Wednesday, October 18, 2023. ​A physical copy of the form can be picked up from the main office.


For more information about the OSSLT, including preparation materials, visit, or contact your child's vice-principal.

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