There are plenty of black and white cards available in the internet but I added this in this post as an example of what black and white cards you should get.
According to Babylist, the best toys for newborns are those that are safe and simple yet stimulate their senses and encourage gross motor skills.
Newborns should have toys right when they come home. Although they won’t use it so much the first few days of their life, it’s good to have newborn toys handy.