With "The Exploration of the Colorado River and its Canyons," readers can explore the one-thousand miles of the Colorado River in its natural state nearly one-hundred and fifty years ago. Legendary explorer John Wesley Powell, accompanied by a crew of close friends and associates, details his travels through the Colorado River and the Grand Canyon at a time when much of the area was unknown to contemporary readers. Starting in Wyoming, the crew travelled...

In this stellar activity book, kids delve into the rich history of space exploration, where telescopes, satellites, probes, Landers, and human missions lead to amazing discoveries. Updated to include the recent discovery of Eris which, along with Pluto, has been newly classified as a dwarf planet by the International Astronomical Union, this cosmic adventure challenges kids to explore the planets and other celestial bodies for themselves through activities...

Join Dora and Boots on their way to Abuela's house for a special Sharing Day lunch. First they have to pick up the ingredients for their special dessert. Along the way, they learn how important and rewarding it is to share.

Illustrations and rhyming text explore the sights and sounds of nature in each season of the year. On board pages.

Learn about the explorer Christopher Columbus and his four voyages to the New World. Introduces the life and accomplishments of the Italian explorer and provides activities based on nautical concepts and the era in which he lived.

In this story inspired by Jules Verne's "20,000 Leagues Under the Sea," Ana Dakkar, a freshman at Harding-Pencroft Academy, a five-year high school that graduates the best marine scientists, naval warriors, navigators, and underwater explorers in the world, makes astounding discoveries about her heritage and puts her leadership skills to the test against deadly enemies from a rival school.

The Genetic Strand is the story of a writer's investigation, using DNA science, into the tale of his family's origins. National Book Award winner Edward Ball has turned his probing gaze on the microcosm of the human genome, and not just any human genome -- that of his slave-holding ancestors. What is the legacy of such a family history, and can DNA say something about it? In 2000, after a decade in New York City, Ball bought a house in Charleston,...