Turnitin is NOT the default assignment submission type in Canvas. To create a Turnitin assignment, click on Assignments in the course menu and click on +Assignment (at the top of the page). In the Submission Type drop-down menu, choose External Tool. Type Turnitin in the search field and click Find. For more information on creating Turnitin assignments in Canvas, visit https://community.canvaslms.com/docs/DOC-1799. For information on grading Turnitin assignments in Canvas, visit https://community.canvaslms.com/docs/DOC-2860.