This Christian classic, originally published in 1678, has become one of the most significant and influential books in the English language. Travel with Christian on the road to the Celestial City as he fights temptation, evil, spiritual terrors, and religious pitfalls, but also encounters such helpful characters as Hopeful, Faithful, and Charity. This classic staple of religious literature is beautifully filled with profound allegories that accurately...

Provides an overview of the teeth, including the different kinds of teeth we have, their composition, and how to take care of them.

Discusses what germs are and how they spread, as well as the importance of being clean and well-groomed.

Describes the stages of sleep, discusses what happens when we sleep and why we need sleep.

Describes the life of a blacksmith in colonial Maryland, including his daily work, some of the many things he made, and his importance to the town in which he worked.

Describes a day in the life of a colonial printer, the workings of a printing press, and how it was used to spread news.

Describes a day in the life of a colonial silversmith, what he made and how he made it, and his dealings with his apprentices and customers.

Examines a day in the life of a colonial cabinetmaker through the story of William Smith, a Rhode Island craftsman who runs a busy shop during the time of the French and Indian War.

Describes a day in the life of a Connecticut miller during the Revolutionary War, how his gristmill operated, how he kept his tools clean, and what happened when British troops approached.