The Internet is a growing part of today's culture, especially for children and young people. Although it offers numerous opportunities for learning, communication, creativity and entertainment, it is necessary to be aware that it can represent a certain risk, especially for the most vulnerable users such as children. The style and way of life is changing and brings new challenges that children, parents and educators face. It is important to provide children and young people with a safe and stimulating environment on the Internet so that it does not cause potential consequences for the child's cognitive, social, physical and emotional development. This text consists of 4 chapters that include an introduction, definition of the terms internet and digital technology, elaboration of the topic internet as everyday life, then the impact of the internet on aspects of children's development and the upbringing of children in the digital age is critically considered. Furthermore, the paper contains a survey of parents' attitudes about preschool children's use of the Internet. The research was conducted on a sample of 187 respondents