Two months of the baby’s visual and auditory than before a lot of sensitivity, at this time, can be in the child’s bed above the 25-50 cm, hanging brightly colored toys, such as a variety of colorful balloons, colorful cloth ball, lanterns, clatter stick, flower handkerchiefs, etc., but pay attention to these toys do not always hang in one place, to change the location often, so as not to cause the child squint. Tease ion play, you can shake the toy up and down left and right, so that the child’s eyes move with the direction of the toy movement, left and right up to 45 degrees. This is a good way to promote the child’s visual development, but care should be taken not to let the bright light directly into the child’s eyes. In order to promote the child’s auditory development, you can give the child more music. Mothers can also hum more songs to their children, and can also use a variety of sound toys to amuse the child. The sound should be soft and cheerful, not too close to the child, and not too loud, so as not to stimulate the child to cause shock. Violent loud noise, will produce adverse stimulation of the child, and light and pleasant music, can make the child’s spirit happy and get comfort. Every day to the child to do exercises, you can give the child to play appropriate music, beautiful melody, the child’s intellectual development is very favorable. If the child often lies unattended by himself, does not take the initiative to understand his requests, and does not coax, it will affect his psychological development, his expression will appear dull and his reaction relatively slow.