The Case of the Vanishing Golden Frogs
A Scientific Mystery
Part of the Nonfiction - Grades 4-8 series
Panamanian golden frogs started to disappear in the mid-1990s. What's killing them? Follow a team of scientists working to save the frogs and protect frog populations worldwide in this real-life science mystery.
The Many Faces of George Washington
Remaking a Presidential Icon
by Carla Killough McClafferty
Part of the Nonfiction - Grades 4-8 series
Join award-winning author Carla Killough McClafferty as she unveils the statues of the three Georges and rediscovers the man who became the face of a new nation.
Their Skeletons Speak
Kennewick Man and the Paleoamerican World
Part of the Nonfiction - Grades 4-8 series
On July 28, 1996, human bones washed up on the banks of the Columbia River near Kennewick, Washington. Was this an unsolved murder? The remnants of an unmarked grave? What was the story behind this skeleton?
Plastic, Ahoy!
Investigating the Great Pacific Garbage Patch
Part of the Nonfiction - Grades 4-8 series
Follow a team of researchers as they explore the Great Pacific Garbage Patch, where millions of pieces of plastic have collected. You'll learn about how scientists studied the Garbage Patch, and what alarming discoveries they made.
Ick! Yuck! Eew!
Our Gross American History
Part of the Nonfiction - Grades 4-8 series
The purpose of this book is to de-sanitize US history, present it as it actually was, and help kids come to an understanding of how people put up with the sounds, smells, and yuckiness of history.
Ghost Walls
The Story of a 17th-Century Colonial Homestead
Part of the Nonfiction - Grades 4-8 series
Award-winning author Sally M. Walker brings colonial American history to life through the discovery of an important homestead in seventeenth-century Maryland. She follows the painstaking work of scientists and historians to coax fascinating stories out of the long-crumbled walls.
Frozen Secrets
Antarctica Revealed
Part of the Nonfiction - Grades 4-8 series
Antarctica is a land of frozen secrets, with scarcely a handful that have been completely divulged. Join Sally M. Walker as she explores both historical and modern-day scientific expeditions to the continent.
Written in Bone
Buried Lives of Jamestown and Colonial Maryland
Part of the Nonfiction - Grades 4-8 series
Sally M. Walker works alongside scientists as they excavate colonial-era graves and examine fragile 400-year-old skeletons. See what they can determine about these early Americans-a ship's captain, an indentured servant, and others-from studying their bones.