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David and Mary Thomson Collegiate

David and Mary Thomson C.I. opened its doors in 1959, and has since grown into a thriving educational community with a range of programs to suit every students' needs and interests.

David and Mary Thomson Collegiate David and Mary Thomson Collegiate


Thomson is proud to offer AP and Pre-AP courses for the 2014-2015 school year. Click here for more details!



After school literacy classes and practice tests help students prepare for the OSSLT. Click here for more information!


Thomson's Out of this World!

Thomson's staff & students have been honoured in 2013 to receive encouragement from Canadian astronauts Chris Hadfield and Jeremy Hansen.

Thomson's Out of this World! Thomson's Out of this World!

Take Your Grade 8 to High School Day

On November 6, 2013 Thomson staff and students invited grade 8 students from local schools to come experience high school life, including all the exciting programs Thomson has to offer.

Take Your Grade 8 to High School Day Take Your Grade 8 to High School Day

Multicultural Day

Thomson celebrates its diverse student body with an annual Multicultural Day Assembly and lunch. Come and get a flavour of Canada's diversity!

Multicultural Day Multicultural Day

Pigeon Lake Leadership Camp

In September 2010 aspiring student leaders attended a retreat on picturesque Pigeon Lake. The camp was a resounding success.

Pigeon Lake Leadership Camp Pigeon Lake Leadership Camp

A Venerable Legacy

David and Mary Thomson were Scarborough's first European pioneers, and the school that bears their name is located on land provided by their ancestors. Be a part of the Thomson's legacy of discovery and perseverance.

A Venerable Legacy A Venerable Legacy

Recent Videos:

David and Mary Thomson C.I Multicultural Assembly 2013
Multicultural Assembly 2013: Check out the highlights from Thomson's annual celebration of multiculturalism!
Specialist High Skills Major at David and Mary Thomson C.I.
SHSM Program: Check out this student-made video highlighting Thomson's Specialist High Skills Major program.
The architects for the proposed Thomson-Bendale project have released the following 3D rendering to show what the new building may eventually look like.

Online Store Fancy Image Upload Fancy

Latest News

There will be a meeting for community members and parties interested in the new school project on Wednesday July 2, 2014 at 7:00 pm in the cafeteria of Bendale BTI.  Details on the new facility and the future of the existing David and Mary Thomson C.I. building will be presented.  Please see the attached letter for full details.

Lawrence Midland Community Letter

David and Mary Thomson 2014-2015 Students:

Your timetable pickup dates are as follows:

  • Grade 12's - Monday August 25 from 9:00 am to 12:00 pm.
  • Grade 11's - Tuesday August 26 from 9:00 am to 12:00 pm.
  • Grade 9's - Wednesday August 27 from 9:00 am to 12:00 pm.
  • Grade 10's - Thursday August 28 from 9:00 am to 12:00 pm.


The first day of school is September 2, 2014.

Opening Day Schedule:

  • Period 1 - 10:10 - 11:00
  • Period 2 - 11:00 - 11:40
  • Period 3 - 11:40 - 12:20
  • Period 4 - 12:20 - 1:00


Welcome back to another great year at David and Mary Thomson!

OSSLT results are now available for pickup in Student Services.

Please check the exam schedule carefully and note the time, date and location of all of your exams.  

Exam Schedule - June 2014


Please note the following exam guidelines:

  1. Students must present their DMT picture ID before each exam.
  2. Students must review the exam schedule carefully. It is every student's responsibility to be aware of their exam date, time, and room number.
  3. Students who are late for an exam are only permitted the time remaining.
  4. Students who miss an exam will receive a mark of "0" unless a medical certificate, clearly indicating the reason for the absence, is received in the office by 12:00 noon the following day.
  5. When dismissed from an exam by the supervising teacher, students must leave the school or report to the library for quiet study. The library is open from June 19-24 between 10:00am to 1:00pm.
  6. Students that have 2 exams on the same date and time, see Mr. English regarding a revised schedule.
  7. Students that have 3 exams on one day, see Mr. English regarding a revised schedule



The TDSB is promoting Toronto's annual bike-to-work day with a bike-to-school day. There is a chance to win a new school bike rack (on top of our existing racks). If you're interested in organizing a Thomson bike-to-school event, contact Ms. Vandermeij in Room 141/110 or at msvandermeij@yahoo.ca. 

View the event page: Bike to School Day

About Us

The school moto: Nil Sine Magno Labore ("Nothing Without Great Effort")

David and Mary Thomson C.I. first opened its doors in September 1958.  Since then, the school has maintained a record of academic excellence while providing extensive in-school and extra-curricular programs to suit all student needs and interests.

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Student Services News

If you are interested in studying, working or volunteering in another country then please plan to attend the Go Global Expo on Saturday September 20th and Sunday September 21st, 2014 at the Mattamy Athletic Centre (Maple Leaf Gardens).  The fair runs from 12:00 pm to 5:00 pm and admission is free.  There are flyers available in Student Services.

If you are interested in attending university, college or travelling to earn your education or valuable volunteer and work experience then please plan to attend the Study and Go Abroad Fair on Saturday October 4th and Sunday October 5th, 2014 at the Metro Toronto Convention Centre.  The fair runs from 1:00 pm to 5:00 pm and admission is free.  There are flyers available in Student Services.

New volunteer opportunities are now available for those of you looking to fulfill your community service requirement.  This year's CNE is quickly approaching and they are looking for volunteers for their Friends of the CNE program to help with greeting guests, distributing pamphlets, answering questions and helping various departments at reception and functions throughout the grounds.  The CNE runs from August 15 - September 1st with three shifts available daily: 10am-2pm/ 1:30pm-5:30pm/ or 5pm-pm.  If interested go to www.theex.com and download the form.  Deadline is July 14, 2014.

Also, Scarborough Centre PC Candidate, David Ramalho, is looking for any interested volunteers to help with his election campaign from now until Election Day on June 12, 2014. Please call 647-477-7144 or go to pcscarborough@bell.net for further information.

Tutor on Wheels, a non-profit charitable organization that helps children, needs volunteers to act as pronouncers, judges, registration clerks, MCs, program assistants and tutors.  You will earn your hours, a certificate, gain professional development, scholarships and great references. Contact info@towef.org or call 647-201-1086 if interested.

Finally, PACT Lifeskills projecs has many volunteer opportunities in their schoolyard gardening program at various locations in the city. Please contact Ben Marshall at 416-656-8824 or go to ben@pactprogram.ca for all the details.

For those of you looking for a job, Toronto Community Housing is hiring youth aged 14-29 for their Youthworx program to do light repair work, sign painting, gardening and clean-up projects in their communities. Hiring will be on a first come first serve basis during their two recruiting sessions on June 17th and 18th. For exact times and locations call 416-981-6300 or email youth@torontohousing.ca.

Information on all of the above will also be posted in guidance.

If you're interested in attending an American University or College then you do not want to miss the US College Expo on Saturday April 26, 2014 at Roy Thomson Hall.  Please visit www.uscollegeexpo.com for more information and to register for this event.

Attention students looking for job opportunities,  the Government of Ontario has over 35 programs to help youth build skills, find jobs or start a business this summer. For information on opportunities and how to apply visit: Ontario.ca/ReadySetWork.  

Also the city of Toronto is hosting a retail job fair on Wednesday April 16th at the Toronto Reference Library (789 Yonge Street, 2nd floor). Dress for success and bring multiple copies of your resume as over 20 major retail companies will be there.  You must pre-register. To do so, call 416-392-0101.

Finally, YouthWorx is looking for youth aged 14-29 to do light repair work, painting, gardening, and other clean-up projects in Toronto Community Housing communities from April to September.  They are hosting a job fair on Saturday March 29th, from 12 noon to 4pm at 931 Yonge Street (Rosedale subway station). You must be able to work full-time as of April 1st.  Please bring a resume and register e-mail youth@torontohousing.ca or call 416-981-6300.

2740 Lawrence Ave E, Toronto, Ontario M1P 2S7 | (416) 396-5525

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