growth

Explains how photosynthesis works through animation, live-action video, and student demonstrations.

Explanatory text and workbook exercises present information about such aspects of male puberty as penis size, masturbation, and acne.

A week-by-week guide that provides information about each stage of pregnancy, featuring illustrations that show what is happening to the developing baby and pregnant mother, and including a discussion of how to best prepare for pregnancy.

Identifies and explores seven basic experiences and types of nurturing the authors agree children must have in order for them, and for society, to grow, learn, and prosper; discussing the needs for ongoing nurturing relationships, physical protection, experiences tailored to individual differences, limits and structure, and others.

Explores the first nine months of life inside the womb, discussing what has been learned about developing babies with the advent of ultrasound and other advanced medical technologies.

Provides answers to questions girls have about birth control, sex, dieting, hormones, puberty, AIDS, and other information about their bodies.

Little penguin looked up at the big penguins with their sleek, shiny feathers and their long, strong beaks. He wished more than anything for the day when he could look like them.

Simple English and Spanish text and photographs describe the growth of grass and discuss different types of grass and their uses.

Describes the human body and the relationship of its parts to the brain. Discusses thoughts and feelings, how we grow and change, and how to take care of yourself. Includes activities.

Traces the growth of cities in America from colonial days to modern times and discusses the problems and promises of urbanization.