But what are the risks for the most common school activities? Week two of in-person learningThe students and staff at St. Martha’s Catholic School in Kingwood are setting an example of how returning to school can be a success. See the ranking of common school activities by COVID-19 risk level“That activity you thought was safe, could actually be significantly risky. Low to medium risk activities include going to the restroom, desk work, and art class. !”You can search for specific school activities and see the risks involved.