I rubbed a variety of colors on a craft sheet and sprayed with water:
Then I laid down pre-cut linen canvas ATC cards into the inks to pick up the color. You can use any non glossy paper with this technique. I picked this packet up last fall and thought it would be fun to try them out with this technique.
For the next batch, I colored on assorted blues, purples and greens on the craft sheet and sprayed with water.