Everything that was particularly important to Martin Luther is marked with a mysterious symbol: a cross, a heart, and a rose intertwined. This mini picture book for children aged two and up tells who Luther was and why he is so famous. This pocket-sized mini picture book about the great reformer Martin Luther is perfect as an inexpensive gift or party favor for a children's group. Information about the series: Do you know Jesus? Do you know why we celebrate Easter? Or do you know who St. Martin was? With many large discovery images and simple texts, these small non-fiction picture books are aimed at children aged two to five. They provide very basic explanations about the world of faith. The pocket-friendly mini picture books with rounded corners are very popular among children.