The Usborne Spotter's Cards: Flags of the World by Phil Clarke is a card set that allows children to test their knowledge of flags from around the world. Published in 2010 by Usborne Publishing Ltd in the United Kingdom, this educational game features flags of different countries in English language. Perfect for developing hobbies and learning through quizzes and games, this product is a fun and interactive way for kids to explore and discover the diversity of flags in our world.