Roza, Greg

Presents a children's guide to the history of jet aircraft including the history of flight, the purpose of the wings, flaps, ailerons, and rudders, as well as information on the Concorde and super jumbo jets.

This book explains how the electric eel and other charged animals create and deliver defensive shocks.

This book explains how skunks and other animals create and release unappealing odors and how smell is used as a defense against predators.

Traces the life and achievements of race car driver Dale Earnhardt, Jr., discussing his early racing career and NASCAR success. Includes a glossary and a list of awards.

Provides an introduction to carpentry and offers information on how to have a successful career as a carpenter.

Examines the validity of the Articles of Confederation, the arguments regarding its provisions, and the reasons why the document had to be replaced with one more conducive to the new nation.

Chronicles the U.S.'s shift from an agrarian to an industrial economy, describing the changes wrought by the agricultural revolution, the Civil War, and the Industrial Revolution, and presents illustrations, charts, graphic organizers, and box features containing vocabulary words, discussion questions, and activities for the classroom and for research.

Offers teens an overview of lifesaving techniques, explaining airway management and CPR and providing information on treating wounds, bleeding, broken bones, poisoning, burns, and heat and cold emergencies.

Depending on the species, an adult mayfly may only live one day or even less. Readers investigate the mystery of the strange, short life cycle of the mayfly. Fact boxes exploring more weird mayfly information add to the fun and engage bug enthusiasts and nature lovers alike.

A discussion of the unique ecosystem that covers temperature, various plant and animal life, biomes, decomposers, ocean life, and people of the arctic, and provides information on the influence of global warming, with illustrations.