Practical Pet Rock Craft - Lady Bird & Bumble Bee Tic-Tac-Toe game - hand paint rocks and a tree stump for a home made outdoor game. More creative ideas @ themicrogardener.
recyled plastic bottles become a waterwall; would be fun for kids to make for outdoor library garden.
"Textured Painting - Natures Paint Brushes" This is not just art, but art in nature! Go on a nature walk to gather 'schtuff!' Then use what you gather to create art or As art!
Mud Kitchen Food - Munchkins and Moms Make pretend food for your kid's mud kitchen using stones. Such a brilliantly simple idea to combine with mud pies!