Wrap some baker's twine or other string around a wooden block to create a graphic textured stamp. -can also use rubber bands- Stamp on inside of paper bags from grocery store or paper that comes in mailed packages, use as wrapping paper.
30 Sensational Sharpie Crafts That Will Beautify Your Life
DIY - Sharpie Coasters, ceramic tiles (free or very inexpensive at any home store center), rubbing alcohol added with a straw or eyedropper, (for the colors to mix) -- Great inexpensive gifts!(Diy Ideas For The Home)
Idea to include in quiet time box: Hot glue rubbing plates. Make your design with hot glue on a square piece of cardboard, let dry and then hand it over to the kids with some sheets of paper and crayons to rub over.
The Elephant of Surprise: Art for Non-Artists: Easy Doily Watercolor. This would be sooo cute for a journal page or wrapping paper. And you could probably use the now-painted doilies in something too . <<< DID YOU JUST SAY ELEPHANT