"The City of Children" is a captivating children's book that tells the adventures of thirteen-year-old computer whiz Ben. In an exciting game that blurs the lines between reality and the virtual world, all the adults disappear due to a programming error. The story follows Ben and his friends as they band together to tackle the challenges they face. They must follow the rules of the game and develop a strategy to defeat the tyrannical Kolja. This book not only fosters imagination but also promotes teamwork and problem-solving skills. It is an exciting read for children aged 10 and up who are interested in computer games and adventure.