The author follows a llama salt caravan across the Andes Mountains. He describes his companions two Quechua Indians and their way of life.

The author describes the pet hermit crabs she had as a child and what she learned of their lifecycle.

Each year the author watches as a mother gray squirrel teaches her babies all they will need to know to live on their own.

Dr. Barbara Clucas discovered that some squirrels take snakeskin baths to protect themselves.

Is it possible to see "friction" under a microscope?

Melissa Lehman loves living on a farm--the work may not be easy but it can be "sweet."

Chad Pregracke made clean rivers his business.

How can the school ski trip be fun if Carly has no friends?

Albert finally puts his safety-planning skills to work.

Alexander amasses the world's largest business card collection and makes it into The Astounding Book of World Feats...but then doesn't know how to get rid of the million-plus...