Covert Careers: Jobs You Can't Talk About: Inside the Secret Service
How Government Works: Vetoing Bills
How Our Choices Impact Earth: Conservation and You
Exploring Energy Technology: Hydroelectricity
Cultures of the World: Paraguay
Spotlight On Weather and Natural Disasters: How Earth's Landscape Affects the Weather
Living Legends of Sports III: Maria Sharapova (Tennis Grand Slam Champion)
How Our Choices Impact Earth: Recycling and You
Living Legends of Sports II: Neymar
Spotlight On Weather and Natural Disasters: Weather and Climate Around the World
Nature-Inspired Innovations: Animal-Inspired Robots
America's Most Important Documents: Inquiry into Historical Sources: The Emancipation Proclamation
Creepy, Kooky Science: Bizarro Bloodsuckers
Creepy, Kooky Science: Enemy Asteroids
Cultures of the World: Barbados
Living Legends of Sports III: Lindsey Vonn (Olympic Ski Champion)