This website, Autism Little Learners/Tara Tuchel, has several great resources, including free social stories! There is one called "Seeing People Wearing Masks" which may be particularly helpful, as well as "Distance Learning", "Covid-19 Story for Children", and more! Go to the home page, click on "my freebies" and check some of them out! You may also enjoy some of the free At Home Speech Therapy & Preschool Resources or Visual Support for HOME.