Teach your baby the signs for the words fan and light in baby sign language with the following descriptions and videos.
Hold the signed number one (1) next to the forehead. Rotate the index finger in a circle to mimic the motion of a fan.
Form the hand into a fist. Tap the middle finger against the side of the chin.
Beyer, Monica. 2006. Baby talk: A guide to using basic sign language to communicate with your baby. New York: Jeremy P. Tarcher/Penguin.