You will need:
Paper (light-medium weight art paper, or computer printer paper)
India Ink (in a bottle with a dropper)
Water in a squeeze bottle (or apply with a brush or cotton swab)
Fold a piece of paper in half. Apply a dot or two of water, and a dot or two of ink.
Fold the paper, and apply pressure with the palm of your hand. Unfold.
Answer:
Hey, my acc was deleted...oof, but as you know the answer is 0.5.
Explanation: