Description
These two beautifully illustrated, clearly organized, and kid-friendly books will introduce kids, age 7 and up, to our fascinating natural world.
The Human Machine
is a splendid and unique guide to the human body and the way it works--a user's manual covering all aspects of the body's activities, including troubleshooting and repairs. And from the human body to the solar system, the American Revolution to the continent of Africa,
The Ultimate Book of Knowledge
offers young readers a dazzling source of information on virtually any topic they can dream of.