Mothers are smart, and children are mostly smart. If they were boys, they would be smarter. This is because human intelligence-related genes are mainly concentrated on the X chromosome.
Extended data
IQ improvement method
People's potential is infinite, and most people's potential has not been developed. Only through continuous learning can we develop our potential, succeed and believe in ourselves.
It is not that you are not smart, but that your potential has not been developed. Reading more successful speeches and books will improve people's IQ and EQ. If you want to succeed, you must learn from successful people. With smart people, you will become smart.