Pam Walker

How do cool temperatures affect the activity of a fish? Do earthworms prefer to live in light or darkness? Do weeds interfere with the growth of other plants? Readers will find the answers by doing the fun and simple experiments in this book. Many ideas for science fair projects are also included.

Gives an overview of Body Dysmorphic Disorder, including symptoms, warning signs, ways of detection, and treatment.

Discusses the organs and fuction of the human digestive system, nutrients essential for good health and how they are processed by the body, and medical treatments of digestive disorders.

Discusses the structures, functions, and mysterious operations of the brain and nervous system.

Contains science projects that concern the relationship between living things and their environment.