Henry Carter Hull

Collects poems that examine survival in nature, and includes information about a number of plants and animals.

A collection of twenty-two activities that describes the solar system and how it has been explored by using telescopes, satellites, landers, and human missions.

Nine-and-a-half-year-old Maple and her older sister, Dawn, must work together to face treacherous terrain, wild animals, and poachers as they trek through Vermont's Green Mountains seeking a miracle for their prematurely-born sister.

How do millions of species survive on a single planet with limited food, water, and space? At any given time, every species is doing its best to survive. Each species lives by instinct and nature. These things work together to keep the species alive and healthy. Featuring TIME For Kids content, this nonfiction reader builds critical literacy skills while introducing students to new concepts and vocabulary terms including ecosystem, competition, mutualism,...

Your mouth contains more bacteria than a dog's. Money is covered with germs that can make you sick. The germs in a sneeze travel only an arm's length. You may have heard these common sayings or beliefs before. But are they really true? Can they be proven through research? Let's investigate seventeen statements about the microscopic world and find out which ones are right, which ones are wrong, and which ones stump even the experts! Find out whether...

Millions of tons of plastic slip into oceans every year. Some floats and travels slowly with the currents, endangering the health of marine animals. The rest is hardly visible but is far more dangerous. Tiny bits of plastic sprinkle the ocean's surface or mix into the sandy seafloor and beaches. It ends up inside birds, fish, and other animals, harming them-and ultimately humans. Experts struggle with fear and hope as they work to stop the flood of...

To the untrained eye, Photo 51 was simply a grainy black and white image of dark marks scattered in a rough cross shape. But to the eye of a trained scientist, it was a clear portrait of a DNA fiber taken with X-rays. And to young scientists James Watson and Francis Crick, it confirmed their guess of deoxyribonucleic acid's structure. In 1953, the pair was racing toward solving the mystery of DNA's structure before other scientists could beat them...

Through narrative nonfiction text, readers discover how hyenas hunt, where they call home, and how they raise their young. Additional features to aid comprehension include a table of contents, fact-filled captions and callouts, stunning photographs, maps, a glossary, sources for further research, a selected bibliography, and an introduction to the author. Discover how the fiercest animal predators on the planet stalk, attack and feed on their prey....

Presents an introduction to sea stars, discussing their anatomy, reproduction, eating behaviors, and defenses, and looking at different sea star species.

This informational text is packed with facts and sidebars about historical and modern-day disasters such as the Space Shuttle Challenger, the Great Smog of London, the Pacific Garbage Patch, the Library of Alexandria, Chernobyl, and more. Featuring TIME© content and images, the high-interest content will engage students in reading as they build their comprehension, vocabulary, and reading skills. Text features, a Reader's Guide, and the extended...