Desmos Collections are a way of organizing and sharing lists of Desmos classroom activities aligned with curriculum outcomes. For tips on using Desmos activities to support distance learning, check out: https://learn.desmos.com/coronavirus Below are the links to my collections aligned with Nova Scotia mathematics courses. These are a works in progress and will continue to be updated and refined. Let me know if I've missed your favourite and I'll add it to my list.
Here is a link (from a tweet by Laura Wagenman) that lists a great selection of elementary grade Desmos activities: