Helpful worksheet to get students used to critiquing art. Could be used in the classroom instead of a museum - provide a few works of art at each table and let students pick the one they want to critique.
art critique worksheet - Google Search
What would you keep in a jar? Art project for any age. Make "how to draw jar" sheet for sub perhaps. Be creative. Use your imagination.
https://www.facebook.com/claralieu/ How to be a Good Art Student | Art Prof, Clara Lieu, Adjunct Professor at RISD
by AnnieGrapek, via Flickr. A page in an art journal. This would be an inspiring way to incorporate writing! "What's behind the door?" or "What's in your closet?" Kids could decorate the wall like their bedroom with simple furniture or posters.