Introduces the main kinds of fish--jawless and jawed, and those with cartilage or bony skeletons--and explains how they are born, where they live, their enemies, and how they eat, protect themselves,
Presents a history of the journals of Lewis and Clark, covering President Jefferson's intent for the explorers, and explains how the American Philosophical Society protects the original work.
Introduces the main kinds of amphibians--frogs, toads, salamanders, and caecilians--and explains how they are born, grow, move, eat, protect themselves, and reproduce, and where they live.
Introduces the main kinds of reptiles--lizards and snakes, turtles and tortoises, crocodilians, and tuataras--and explains how they are born, grow, move, protect themselves, and reproduce, where and h
Gareth Stevens Vital Science books are designed to help prepare students for NCLB science testing. The eight volumes in Life Science use clear language and a variety of photographs, illustrations, an
Explains how genes and heredity are linked, how this information can be used to breed specific kinds of plants and animals, and the ethics involved in genetically engineering plants, animals, and huma
"Describes some of the different kinds of Earth's natural resources including air, water, soil, and the sun, and explains some nonrenewable natural resources including the fossil fuels of coal, natura
