How little kittens learn to go to the litter box

All of our kittens learn to go to the litter box very quickly. First, they watch the older cats and their mom cat do it. Then they jump in and start playing and imitating. It's just like an adult - sniff, scratch, do their business, and clean their paws at the end. After that, you can have fun playing and running around again. Cleanliness must be learned from childhood. Our kittens have learned this well