Romero, Libby

"Use your reading superpowers to learn all about beautiful gems, how they are made and used"--Provided by publisher.

Explores the science behind volcanoes, and describes different types of volcanoes. Profiles famous volcanoes around the world, and examines the impact of volcanoes. Includes color photographs, fact boxes, a timeline, activities, a glossary, and additional resources.

Explores the science behind earthquakes, and examines how scientists study, measure, and predict them. Highlights famous earthquakes, and discusses ways to stay safe during an earthquake. Includes color photographs, fact boxes, a timeline, activities, a glossary, and additional resources.

This book shows readers the awesome power of volcanoes.

This book shows readers the awesome power of earthquakes.

"Learn all about how archaeologists unearth history, from Egyptian pyramids to Incan roads, and everything in between"--Provided by publisher.

The events of September 11, 2001, changed the world forever. With compelling photographs and sensitive, age-appropriate text, this Level 3 reader recounts the shocking attacks at the World Trade Center, the Pentagon, and in Pennsylvania, explains who was behind the attacks, and celebrates the spirit of hope that emerged through the inspiring story of rescue and recovery and the heroes who raced to save lives. National Geographic Readers' combination of expert-vetted text and fascinating images, along with an engaging approach to reading, has proved to be a winning formula with kids, parents, and educators. Level 3 text provides accessible, yet wide-ranging information for fluent readers. Each reader includes text written by an experienced, skilled children's books author, a photo glossary, and interactive features in which kids get to reinforce what they've learned in the book.

"With age-appropriate text and compelling photos, this book recounts the world-changing events of September 11, 2001, and tells the inspiring story of the heroes who raced to save lives"--BTCat.

"This book introduces readers to crystals and gems"--Provided by publisher.

Profiles the life and work of a devout Muslim who was the first to hypothesize that vision occurs when light beams travel through the lens of a human eye.