Product Description: Using shadows and darkness to their advantage, ninja were skilled assassins, spies, and warriors in feudal Japan. They used a variety of weapons and tools to complete many kinds of missions. Students will learn about the history, training, and techniques that made ninja deadly warriors...read more

Product Description: Stonehenge, an ancient monument in southern England, continues to puzzle archaeologists. Many theories about its purpose have been proposed, but no one can know for sure why Stonehenge was created. In this book, students will learn how some people think Stonehenge was built and what people believe it was used for in ancient times...read more