Here are some great links for finding activities, resources, videos, yoga sessions, etc. for learning, exploring, creating and doing the Montessori thing at home.
Boulder Knoll Montessori: Supporting Montessori at Home
American Montessori Society: Activities for Early Childhood at Home
Common Ground/ Nature Year You Tube
Cosmic Kids Yoga https://www.youtube.com/user/CosmicKidsYoga
GoNoodle.com Silly Songs and Exercise (There is an app too)
Free Painting Parties Daily 1pm and 6pm
(And here is a link about Joe and his program)
Peabody Museum at Yale University: Digital Resources
Positive Discipline Action Plan for Staying Home with Children
Scholastic Magazine: Learn at Home
Sit Spots to Connect with Nature
Tree School from CT Woodlands.org