Each title in this series introduces readers to some of the most intriguing, amazing, fascinating, and surprising people, places, animals, and things in the universe.
Describes how using oil for energy leads to pollution, and suggests alternative but more costly methods, including water power, wind energy, and solar panels.
Introduces animals that live in the world's wetlands, including alligators, green toads, and hippos, and explains what wetlands are and where they are found.
Follows the journey of a mother and baby gray whale as they journey south from the Arctic Ocean to the Pacific and includes information on the diet, behavior, and physical characteristics of whales.
Each title in this series introduces readers to some of the most intriguing, amazing, fascinating, and surprising people, places, animals, and things in the universe.
A True Book explores the respiratory system, explaining why and how people breathe, how each organ works, and how certain diseases can influence respiration. Reprint.
Each title in this series introduces readers to some of the most intriguing, amazing, fascinating, and surprising people, places, animals, and things in the universe.
Introduces readers to facts about the solar system and Earth, answering such questions as "How hot is the sun," "How big is our galaxy," and "what's the deepest place on Earth."
The wicked ways of some of the most ruthless rulers to walk the earth are revealed in these thrilling biographies about men and women so monstrous, they make Frankenstein look like a sweetheart.
Describes everyday life in Pompeii as it would have been on the day of the eruption of Mt. Vesuvius in 79 A.D., the destruction and panic which occurred after the event, and the rediscovery of Pompeii
Science as inquiry is the core of this dynamic, investigative, high-interest series which focuses on the science and technology used to solve real-life crimes and mysteries, and includes chapter summa
Uses a question and answer format to describe how a sunflower seed develops into a full grown plant, and how birds and insects assist in the plant's reproduction.
Introduces the physical characteristics of Neptune, including its orbit, atmosphere, geography, moons, and rings, and describes its nineteenth century discovery and the space probes sent to explore it
How's the weather on the Moon? There is no weather! Discover more true and surprising facts about the moon. Includes a map of the moon's cool paces, time lines, drawings, photos--and a peek at an as
Describes Pluto compared to the planets previously known; explains how similar objects in space beyond Pluto made scientists decide to reclassify it as a dwarf planet; and discusses its moons and spac
A guide to dinosaurs discusses their physical characteristics, behavior, diet, types, and life cycle; when they lived; what killed them off; and how scientists study them.
An ilustrated look at the many animals that live in the ocean, their different habitats, eating habits, and the current ecological problems affecting the oceans.
Science as inquiry is the core of this dynamic, investigative, high-interest series which focuses on the science and technology used to solve real-life crimes and mysteries, and includes chapter summa
