In case anyone wants to read another article about what Sick Kids is recommending here you go. They are recommending masks for high school students and for desks in high schools to be spaced 2 M apart. They do not recommend masks for elementary schools for a variety of reasons.
https://www.ctvnews.ca/canada/high-...r-masks-this-fall-experts-recommend-1.5043641
https://www.ctvnews.ca/canada/high-...r-masks-this-fall-experts-recommend-1.5043641