Maya loves doing crossword puzzles with her grandparents. When they invent a special chair to sit in and do crossword puzzles, Maya invites her friends to their house to try it out. But on… More →

Politically and socially, the decade from 1947 to 1956 marked an era of repression and fear. McCarthyism was a practice named for the blustery U.S. Senator Joseph McCarthy. Known for his… More →

Beautiful photographs and illustrations highlight the plants and animals that live in the grassy meadow areas at the edges of forests and along the banks of rivers and lakes. Children will… More →

This engaging and informative book explores the science of simple machines and how it relates to the exciting field of mechanical engineering. Readers will learn how mechanical engineers… More →

Innovations by entrepreneurs in the medical field have saved lives and changed many others for the better. With bright ideas such as stem-cell research and affordable prosthetics, medical… More →

Innovations in the medical field save countless lives daily. In this fascinating title, a timeline of breakthrough medical inventions is explored through dynamic photographs and interesting… More →

The medical and pharmaceutical industries rely on chemists to produce drugs that relieve pain and keep people alive. Readers will learn what goes into the making of an aspirin and how some… More →

Rules and laws strictly governed people's lives in the Middle Ages. Rules and laws strictly governed people's lives in the Middle Ages. Failure to observe any law could lead to imprisonment,… More →

Medicine was a mysterious art in the Middle Ages and had not yet benefited from the scientific discoveries we take for granted today. This astonishing new book illustrates how death and… More →

In the Middle Ages, stories were told to entertain, distract, and teach. Myths and stories were woven into tapestries, preached in church sermons, and sung at feasts. Using examples from all… More →