Cotton Ball Painting - Including the munchkins in making paint would add to the fun! An economical and entertaining fine motor experience.
VISUAL ART: Spray Chalk Splatter Painting- process art for kids. Open ended outdoor activity for preschoolers and elementary children.
Start your kids painting right a way!Messy Little Monster: Ice Painting: Process Art Techniques for Kids
Make sand foam for sensory play. Add 3 cups of sand to the tray then gradually add shaving cream and combine using hands. Add more shaving cream until desired consistency is made.
DIY Paintbrush Ideas for Kids using Household Items- I would use this in my science center. First I would have children predict what each of these "paintbrushes" would do, then students would use each of them and see if their predictions were right.