We rely on energy to fuel our activities, but fossil fuels cause pollution. And their supply is running out. What can you do? Alternative energy sources such as water, wind, and sun provide a promisin
Concise, easy-to-read introductions to various topics in U.S. history use primary documents and photography, as well as timelines, maps, and other tools, to teach important facts about our past.
Concise, easy-to-read introductions to various topics in U.S. history use primary documents and photography, as well as timelines, maps, and other tools, to teach important facts about our past.
Concise, easy-to-read introductions to various topics in U.S. history use primary documents and photography, as well as timelines, maps, and other tools, to teach important facts about our past.
Discusses potential ways to increase monetary gains, providing information on topics including opening a bank account, investing in the stock market, and choosing a broker.
Introduces career options in the financial services industry, describing the job responsibilities and education requirements of workers in fields including banking, foreign trade, and goldsmithing.
Chronicles the history of money from bartering in ancient times to the development of modern monetary systems, discussing the first use of coins and paper money.
From the tiniest butterfly to the largest elephant, all animals are made up of cells. Readers will discover the amazing realities behind these microscopic creatures with vibrant pictures and simple di
Explains the link between DNA, genetics, and heredity, describes how DNA works using RNA, and presents the applications of using DNA in forensic science and genetic engineering.
Describes the ways in which the Ancient Greeks entertained themselves, including parties, hunting and fishing, art, music and dance, poetry, storytelling, drama, and sports.