What new things the Lost Boys experienced on the journey from Kenya to the U.S.?

The Lost Boys of Sudan experienced numerous new things on their journey from Kenya to the U.S., including exposure to modern technology, such as airplanes and computers, which were stark contrasts to their previous lives. They encountered a vastly different culture with diverse foods, social customs, and a sense of individualism that was unfamiliar. Additionally, they faced challenges like adapting to a new educational system and navigating the complexities of life in a Western society, all while grappling with memories of their past traumas.