Your children’s relationship with each other is likely to be their longest and most powerful relationship. However, you will most likely feel as if you are raising sworn enemies rather than loving siblings at times.
The rivalry between brothers and sisters is normal, and disagreements can be valuable learning experiences. And just because siblings fight does not preclude them from being close.
There are several things you can do to strengthen bonds between siblings, whether they are biological, step, or adopted. According to research, siblings play an important role in teaching each other how to interact in society.