When it's daytime here, it's nighttime in other parts of the world. How does that happen? This book explores the mysteries behind the cycle of day and night. Readers will follow this cycle closely, gaining insight into each step in the process through clear and engaging language. Stunning images allow readers to visualize the way the sun shines on Earth, while achievable text gives readers all the fun facts they need to know. Through this book, readers will gain a deep understanding of the cycle of day and night!.