Photographs and text recount Caitlin O'Connell's experiences observing African elephants in their natural habitat, describing the discoveries she made about elephant communication.
Contains fifteen essays that offer varying perspectives on issues that relate to stem cell research, and discusses whether stem cell research is immoral, alternatives of embryonic stem cell research, government responsibilities, and more.
Devin and Nadia, shipped off to summer camp while their mother is away working on an agricultural research project, discover evidence of a dangerous conspiracy involving crooked scientists and genetically modified food.
Describes how scientists are learning more about bats, how they fly, communicate, and hunt, and what dangers they are facing and explains how researchers are trying to stop the spread of a disease that is killing bats in North America.
Contains twelve articles from the pages of "Highlights for Children" that tell about the scientific detective work that provided answers to questions about animals, their behavior, and their role in nature.
"This . . . journey from our own star to stars at the farthest reaches of the universe includes . . . NASA photographs, STEM Focus sidebars, and . . . age-appropriate text"--Provided by publisher.
Presents action research studies about teaching and learning in a block period environment, conducted by seven Seattle area high school teachers in their own classrooms during the 1996-97 school year.
"After a freak wave maroons Joe on a deserted island, he investigates the food chain of the island's ecosystem. He learns to gather food and build shelter, copying other living things and using whatever materials he can find on the island."--Provided by publisher.
