High Contrast Baby Cards Newborn Visual Stimulus Stimulation Black And White Cards Infants Flashcards Learning Cards Babies GiftHigh Contrast Cards For Newborn What Is The Function Of High Contrast Black And White Cards For Newborns? 1. Promote Visual Development The Patterns And Lines On The Black And White Cards Are More Visually Stimulating For Babies, Can Help Babies Distinguish Colors And Shapes, And Promote The Connection And Development Of The Retina And Brain. 2. Improve Cognitive Abilities The Patterns And Lines On The Newborn Black And White Cards Can Arouse The