A brief introduction to manatees, discussing their characteristics, habitat, life cycle, and predators. Includes a range map, life cycle illustration, and amazing facts.
An introduction to the National Security Agency that explains what the agency does to stop crime and terrorism and keep the country safe and describes the equipment and technology security agents use in their work.
An account of the life of Mary "Mother" Jones, a leading labor union and child labor activist in the late 1800s and early 1900s. Presented in graphic format.