Rachel Carson Sparks the Environmental Movement

What Was the Great Chicago Fire?

Marie Curie Advances the Study of Radioactivity

Seymour Simon's Extreme Earth Records

Children of the Dust Bowl: The True Story of the School at Weedpatch Camp

Earth: A Shipmate's Guide to Our Solar System

The Finest Hours (Young Readers Edition): The True Story of a Heroic Sea Rescue

What Was the San Francisco Earthquake?

Superpower Dogs: Halo: Disaster Response Dog

Where Is the Congo?

Hurricane Katrina

Rainbows and Light: Reading Level 4

Finding Out about Solar Energy

The Joplin Tornado

Where Is the North Pole?

Gravity: Reading Level 4

Daily Learning Drills, Grade 4

Fighting Fire!: Ten of the Deadliest Fires in American History and How We Fought Them

Sinking of the Titanic

Weather Projects for Young Scientists: Experiments and Science Fair Ideas