The National Endowment for the Humanities is like a special helper that helps people understand and appreciate history, culture, and art in the United States. They give money to groups and projects that are working to preserve important parts of our history and culture, like museums, libraries, and universities. This helps us to better understand our past and present, and to learn from our mistakes and accomplishments. Without the National Endowment for the Humanities, it would be harder for people to learn about and appreciate our country's rich history and diverse culture.