-- Why choose black and white books for newborn babies? 0 Month: Black and white contrast with simple shape attract babies’ attention 1 Month: Baby's visual distance is only about 20~30cm when the baby is 1 month 2 Month: Baby's visual dlistance gradually increased and slowly recognized the color. 3-6 Month: Red color visual stimulation helps promoting babies’ eye-brain coordination -- Solve your trouble - To get baby's attention Crinkle Paper - The animals had a sound paper in red triangle area, rubbing it will make a sound similar to rubbing fallen leaves, which can attract the baby's attention and keep him busy playing and enjoying.Color Wheel - a color wheel in the middle, you can teach babies to rotate the color wheel, helps to develop infant’s tactile senses, cultivating baby's color perception and hand and eye coordination naturally when play, keep baby occupied instead of crying !Black and white - The visual development of a newborn baby needs a certain period of time. When the baby is 0-12 months old, the black and white series of cloth books are the best choice for the baby’s vision development.Hangable rope - There is a hangable rope connected to the baby book, you can hang the soft book on anywhere such as stroller, car seat and so on, which is convenient for baby to pull at will and not fall off easily.