Search and find in history! An original book for children of all ages. Through the pages of the book, young readers embark on a great journey through time and discover the most important milestones of human history. At each stop, they must identify people, animals, or objects from each era. The journey begins in the Stone Age, many thousands of years ago, and continues with fascinating civilizations, until the time traveler's final destination, space! In the pages of the book, one can discover 150 elements and 50 different historical events.