Books with author J. R. Lemaster

Discusses the composition of the blood and its importance to body function and describes the structure of the heart and its role in pumping the blood through the body

Explains good and bad germs, the different kinds, how they can help you, how some cause diseases, and how we fight diseases.

A simple presentation of how our brain and nervous system work together to control our body activities and behavior; to enable us to learn, remember, see, smell, speak, and hear; and to feel emotions.

Describes the three parts of the nervous system, explains how nerve tissues work, and talks about righthandedness, reflexes, and the need for sleep

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Discusses the composition of the blood and its importance to body function and describes the structure of the heart and its role in pumping the blood through the body