Presents a study of the heart, lungs, and blood and describes the airways and breathing, how the heart works, and how the blood helps to fight against diseases.
Provides answers to more than seventy questions about science and technology, covering matter, structures and materials, energy and work, sound, forces, and other topics, and includes quiz questions, fact panels, and an index.
projects and experiments with electricity and magnets
Parker, Steve
2005
Presents an introduction to the basic scientific concepts of electricity and magnetism, forces, in simple text with illustrations, including experiments and projects to help enhance understanding.