"Orbis Sensualium Pictus," published in 1658 by John Amos Comenius, is considered one of the first illustrated children's books. It serves as an educational tool, using images and simple text to teach children about the world around them. The book covers various subjects, including nature, animals, and human activities, making learning engaging and accessible. The title translates to "The Visible World in Pictures," reflecting its focus on visual learning. Each page features illustrations paired with vocabulary, helping children connect words with images. This innovative approach laid the groundwork for modern educational methods and influenced future children's literature.