Light

Signing: To sign light, take your strong hand and raise above and to the side of your head. Take your fingers from being extended and together to extended outward. The sign looks like a light is flicking on, spreading out it’s rays.
light baby sign

Usage: Light is useful for turning on and off a room light. Use the light sign every time you turn on or turn off a light. Baby’s tend to find having some way to communicate their wishes to switch on a light a nice way to exercise a little control over their environment.