Paint with oil and water.
Make air your paintbrush.
27 Ideas For Kids Artwork You Might Actually Want To Hang
Over 25 MORE Summer Activities for Kids
Crayon Art. this one is really cool
Mason Jar + Vase Gems = Amazing DIY Candle Jar... So pretty in the dark!
Bubble Wrap Painting http://otinpublicschools.blogspot.com/2012/03/bubble-wrap-painting-to-create.html
Bubble painting...mix food coloring in with bubbles...blow on page...let them pop
cute lanterns - easy to make