"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!
Fancy Stick Crown - a craft to go along with the Julia Donaldson book, Stick Man - inspired by nature, created for the imagination
Forest Craft: How To Make A Picture Frame With Sticks. Activities for forest schools.