Miro is an interactive whiteboard that you can use for various collaborative activities, from brainstorming, to designing, and more.
Create an account on Miro’s website using your Rotman email address: https://miro.com/signup/
Once you have created an account, upgrade to a free Education account: https://miro.com/education-whiteboard/
Below are some useful training videos on Miro.
Getting started with Miro: Creating content: