Sue Bradford Edwards

Discusses how in the 1950s, black women made critical contributions to NASA by performing calculations that made it possible for the nation's astronauts to fly into space and return safely to Earth.-- Edwards and Harris discuss the critical contributions black women made to NASA in the 1950s. They performed by hand the calculations that made it possible for the nation's astronauts to fly into space and return safely to Earth. Their efforts made it...

"The Zika Virus covers the Zika outbreak that began in 2015, discusses the history of the virus and its discovery, examines how the virus spreads and how it affects the infected, and looks at how the medical community is fighting it."--

This title highlights major destinations within Australia and the people who shape the nation's culture. Readers will learn about the geography, wildlife, history, people, and economy of Australia, gaining an understanding of what life looks like in the country today. Features include a glossary, a map, references, websites, source notes, and an index. Aligned to Common Core Standards and correlated to state standards. Essential Library is an imprint...