X-Books are for kids who love facts-especially in bite-sized portions and about fascinating, true subjects. As plentiful images and graphical representations stimulate visual perception, readers will be drawn into learning how to use informational texts. Each title is framed by a signature Top 5 countdown feature that not only serves as an example of sequential order but also narrates a brief story within the main topic: in X-Books: Fighters, these sidebars summarize the extraordinary true tales of famous warriors throughout history. Count down the world's most extreme fighters, and launch a lifetime of reading without limits!

X-Books are for kids who love facts-especially in bite-sized portions and about fascinating, true subjects. As plentiful images and graphical representations stimulate visual perception, readers will be drawn into learning how to use informational texts. Each title is framed by a signature Top 5 countdown feature that not only serves as an example of sequential order but also narrates a brief story within the main topic: in X-Books: Fighters, these sidebars summarize the extraordinary true tales of famous warriors throughout history. Count down the world's most extreme fighters, and launch a lifetime of reading without limits!

This five-book series is the perfect way to introduce early readers to the science, history, and forms of weather. Clear text and stunning photos are paired within a reader-friendly design to explain the ways that winds, temperatures, and precipitation affect our lives. Each title concludes with an activity for more meteorological exploration.