Rebecca Stefoff

Describes the history of bridges, examines how engineers plan a bridge, details the construction of different types of bridges, and presents noteworthy examples.

Presents information on some of the causes of the Civil War, the battles fought between 1861 and 1863, and the signing of the Emancipation Proclamation.

Charles Darwin's famous theory of natural selection shook the world of science to its core, challenging centuries of orthodox beliefs about life itself. Darwin's boundary-shattering treatise was captured in On the Origin of Species, originally published in 1859, a groundbreaking and detailed study on ecological interrelatedness, the complexity of animal and plant life, and the realities of evolution. This Young Reader's Edition makes Darwin's cornerstone...

"Provides comprehensive information on the geography, history, wildlife, governmental structure, economy, cultural diversity, peoples, religion, and landmarks of Alaska"--Provided by publisher.

"In the summer of 1964, as the Civil Rights movement boiled over, the Student Nonviolent Coordinating Committee (SNCC) sent more than seven hundred college students to Mississippi to help black Americans already battling for democracy, their dignity and the right to vote. The campaign was called "Freedom Summer." But on the evening after volunteers arrived, three young civil rights workers went missing, presumed victims of the Ku Klux Klan. The disappearance...