MagnetismAn in depth investigation of magnetism for middle school and high school readers, describing the properties of magnets and their uses. The connection between magnetism and the electricity that is key to modern life is exploredelectric currents generate magnetic fields, and magnetic fields, when they alter, can drive electric currents. Electromagnets are used in many devices from the electric bell to pollution free electric cars. Ultimately, the

The main mission of operatives is to stop criminals or terrorists without harming any hostages or bystanders

and recycle various types of waste

This new Spanish edition surveys key aspects of elephants

A detailed chronology of developmental milestones drives this life study of dolphins

This high-interest history of the National Football League's Kansas City Chiefs highlights memorable games

the Harlem Hellfighters

With sharp

including the Bears’ 1986 Super Bowl title

making The Mighty Steam Engine a great picture book to read aloud

Part of the NFL at a Glance series

This high-interest title summarizes the history of the Washington Wizards professional basketball team

it encourages readers to form their own views about world economic issues