Hogan, Paula Z

Describes in simple terms the life cycle of the honeybee.

Presents a simple explanation of the life cycle of the oak tree.

Describes in simple terms the life cycle of gorillas.

Describes in simple terms the life cycle of the elephant.

Describes in simple terms the life cycle of the whale.

Describes the physical characteristics and the life cycle of the monarch butterfly.

Discusses the causes of desertification, its consequences, and what can be done to stop the spread of deserts.

Presents for the primary level a survey of pressing issues of conservation as they affect our entire planet and everything living on it.

Explains in simple terms the life cycle of the frog.

Describes the physical characteristics, habits, and life cycle of the black swan.