"Explains how fossils are formed and what they tell us about the past."--Title page verso.

An introduction to one of the curiosities of the sea--the multi-tentacled, highly intelligent octopus. Refutes common myths and misconceptions about the octopus, describing the animal's behavior, habitat, anatomy, reproductive cycle, unique talents, and surprising intelligence.

Discusses the growing garbage and trash problem in the United States and its possible solutions.

Describes the parts of the hand and all the things our hands help us to do.

Explains how bacteria and viruses affect the human body and how the body fights them.

Describes the life cycle of an apple from its initial appearance as a spring bud to that point in time when it becomes a fully ripe fruit.

An easy-to-read account of the woolly mammoth, a giant land mammal which has been extinct for over 11,000 years.

"Explains how water flows from brooks, to streams, to rivers, over waterfalls, through canyons and dams, to eventually reach the ocean."--Title page verso.

Imagines sights and experiences on a moon visit.

Describes the characteristics of snow, its usefulness to plants and animals, and the hazards it can cause.