Explore world history 100 years at a time for kids 8-12. When two Viking children discover magical runes, they are taken on a journey through time with the reader by their side. Explore moments in history in 100-year jumps, from the Roman Empire to the Mongolian steppe—all the way through the year 2100 for a look at what the future might hold. This imaginative take on world history will bring readers 8-12 to all kinds of places and time periods—some familiar, some less explored. As they learn about and compare these eras, they’ll understand their place in the world.