Signing: Start with your hand open and near your face, then move it away from your face while closing the hand.
Usage: Teach the opposites of inside and outside together, the contrast between the two words helps illuminate the meaning for baby. You can practice by making a game of stepping inside and outside the doorway as you do each sign.
Flash Card: Click the link to view the Outside Baby Sign Language Flash Card. The flash cards are printable and available in both U.S. Letter and A4 sizes.