This chunky book comes with an actual key that children 1 and up can use to unlock doors to different types of homes around the world. Behind each door, they will discover a colorful glimpse of another culture.<br><br>While building fine motor coordination by grasping and manipulating the key, children will learn how and where people live in other corners of the world--From a Central Asian yurt to an African mud house to an Arctic snow house. Vivid photos illustrate these distant places, and simple lively text offers interesting details such as what people eat for dinner or where they sleep. Kids enjoy unlocking (and re-locking) the sturdy doors so much they will want to read this book again and again.