Benefits of foreign language to teach early childhood. Language as a communication tool and an important tool in the child’s life. Through language, the child can interact, share experiences, and can improve the intellectual, in order to develop the knowledge and language skills. Through language, the child can interact, share experiences, and can improve the intellectual, in order to develop the knowledge and language skills. There are many ways that parents can do to teach foreign languages to children, one of them is to get children to use a foreign language in everyday life.