George Washington Carver

When the Louisiana Territory was added to the United States in 1803, it about doubled the size of the young nation. It took years to clarify its boundaries and explore every square mile. How this momentous purchase came to be and its implications on the future of the United States are explained in detail in this book. Uncomplicated maps and simple language help developing readers and those in need of review to understand the many changes in this land that started with its purchase in 1803.

How do you truly engage students in learning history? When students make personal connections to the subject, they're much more motivated to learn. This Spanish book provides firsthand accounts of history that give personal insights into what life was like during Westward Expansion. Students will learn about the reasons people headed west, the gold rush, the Homestead Act, Manifest Destiny, the Oregon Trail, and more. With a visually appealing layout, this book features captivating text, fun facts, sidebars, and time lines that help students grasp the essential concepts they need to know at...

The 20th century saw many new inventions. Changes came fast and made life easier. Cars, planes, TVs, and cell phones were all invented in the 1900s. What other important things were invented during this time? From electricity to emoji, this Spanish nonfiction book will keep students engaged in reading as they build their literacy, vocabulary, and comprehension skills. Important text features include a glossary, index, and table of contents. The Reader's Guide and culminating activity require students to connect back to the text as they develop their higher-order thinking skills. Check It Out! ...

A foundered Victorian ship looking for the fabled Northwest Passage holds a secret in its icy grave... When Dirk Pitt of NUMAr is almost blown to pieces in a lab explosion, he suspects sabotage. The lab in question belongs to a scientist hoping to use a rare mineral to combat greenhouse gases - but who would want to destroy our one chance to save the planet? However, there are those who will do anything to control such a valuable prize. Pitt's investigations take him to the Arctic in search of a clue to the origins of this precious mineral. There he and NUMAr colleague Al Giordino must battle ...