Photographs and simple text teach young readers about the sense of smell. Includes audio, videos, activities, weblinks, slideshows, maps, quizzes, and supplementary resources.
An introduction to 3D printers, describing how they work, who is using them, and how objects are designed. Includes audio, videos, activities, weblinks, slideshows, transparencies, maps, quizzes, and supplementary resources.
Discusses force and motion, covering what it is, the science behind it, people involved with its discovery, and more. Includes audio, videos, activities, weblinks, slideshows, transparencies, maps, quizzes, and supplementary resources.
Sixteen-year-old Katniss Everdeen accidentally becomes a contender in the annual Hunger Games, a grave competition hosted by the Capitol where young boys and girls are pitted against one another in a televised fight to the death.