How the Internet Changed History examines the birth of the Internet, how it works, and how it has revolutionized culture, industry, and business. Features include essential facts, a glossary, selected bibliography, websites, source notes, and an index, plus a timeline and maps, charts, and diagrams. Aligned to Common Core Standards and correlated to state standards. Essential Library is an imprint of Abdo Publishing, a division of ABDO.

How the Printing Press Changed History examines the invention and development of the printing press, how it works, and how its role in speeding the dissemination of information revolutionized society. Features include essential facts, a glossary, selected bibliography, websites, source notes, and an index, plus a timeline and maps, charts, and diagrams.