Product Description: Early science fiction imagined a world with space travel, video calls, and worldwide access to information, things we now know as NASA’s human spaceflight program, Skype, and the Internet. What next? Could we really bring back the dinosaurs, travel to a distant star, or live on Mars?In The Science of Science Fiction, readers ages 12 to 15 explore the science behind classic and modern science fiction stories, including artificial intelligence, androids, and the search for alien life...read more

Product Description: Where did the American democratic tradition begin? From ancient civilizations in Greece and Rome to the Enlightenment in Europe, democratic ideas throughout time have influenced the development of democracy in the United States.In The U...read more

Product Description: About 200,000 years ago, humans arose as a species on the continent of Africa. How did they get to the rest of the world? When did they leave, why, and what did they use for transportation? Whether by bamboo raft or Boeing 747, whether to escape political persecution or because of climate change, migration is a recurring pattern throughout the human history of the world...read more

Product Description: In The Great Depression: Experience the 1930s From the Dust Bowl to the New Deal, readers ages 12 to 15 investigate the causes, duration, and outcome of the Great Depression, the period of time when more than 20 percent of Americans were unemployed...read more

Product Description: If our vision improved one million times, we would be able to see microbes in the air, on our skin, in the soil, in water, and on food! In Microbes: Discover an Unseen World, readers journey through microscopic worlds that collide with our own on a daily basis to encounter bacteria, viruses, fungi, protists, and archaea...read more

Product Description: If our vision improved one million times, we would be able to see microbes in the air, on our skin, in the soil, in water, and on food! In Microbes: Discover an Unseen World, readers journey through microscopic worlds that collide with our own on a daily basis to encounter bacteria, viruses, fungi, protists, and archaea...read more

Product Description: Why do we do and say the things we do and say? The Brain: Journey Through the Universe Inside Your Head introduces students to the fascinating world of the human brain and its effect on behavior. Readers learn about the main anatomy and functions of the brain while discovering the brain’s role in learning, memory, communication, and emotions...read more

Product Description: Kids love stories about underdogs, and the American Revolution is among the most famous of these tales. Desperate to be an independent country free from Britain, the rebel colonists relied on their cunning wit and visionary leadership to win an impossible war...read more

Product Description: To a child, a city is a chaotic, vibrant community whose workings can seem quite mysterious. How did people create subways? How does the water get to the very top of a skyscraper? Is there any organization to a bustling metropolis? Cities: Discover How They Work gives kids a view into the inner functioning of urban areas...read more

Product Description: When natural disasters happen they grab headlines around the world. People, creatures, and the environment are all impacted when nature gets out of control. Natural disasters can be upsetting to live through, but scientists today better understand their causes and how we can protect ourselves and others...read more

Product Description: Revised in 2012 Maya: Amazing Inventions You Can Build Yourself introduces readers ages 9–12 to the world of the ancient Maya, the most advanced and mysterious civilization of the New World. From ceremonial masks to hieroglyphics, and calendars to musical instruments, Maya: Amazing Inventions You Can Build Yourself gives readers a chance to experience how the Maya lived, cooked, worshipped, entertained themselves, and interacted with their neighbors through hands on building projects that use common household supplies...read more

Product Description: Revised in 2012 Maya: Amazing Inventions You Can Build Yourself introduces readers ages 9–12 to the world of the ancient Maya, the most advanced and mysterious civilization of the New World. From ceremonial masks to hieroglyphics, and calendars to musical instruments, Maya: Amazing Inventions You Can Build Yourself gives readers a chance to experience how the Maya lived, cooked, worshipped, entertained themselves, and interacted with their neighbors through hands on building projects that use common household supplies...read more

Product Description: Explorers of the New World: Discover the Golden Age of Exploration offers a fascinating look at the explorers and their voyages during the Age of Exploration and Discovery. Readers ages 9–12 can delve into the expeditions of Vasco da Gama, Christopher Columbus, Ferdinand Magellan, John Cabot, Hernán Cortés, and more...read more