Describes the origins, properties, chemical activity, and uses of the element calcium. An attractive, readable book that explains calcium's atomic structure, where & how it occurs in nature, its reactions, compounds, & uses. Every single thing and person consists of elements, and this informative series will help young readers understand just how important the elements are and what role they play in the science of chemistry. Enhanced by easy-to-follow diagrams and full-color illustrations, the text explains how elements behave, their individual characteristics and their importance in everyday life. In addition to informative "fact boxes, " each volume also contains "Did You Know" features which explore topics such as why carbon makes soft drinks fizz. A wonderfully balanced combination of color photographs, paintings and drawings enhance the text and assist in learning about each element.