Presents several examples of chemical change in nature and elsewhere, including a leaf's change of color in the fall, the toasting of a marshmallow, and the rusting of a bike.
Introduces children to the various states of matter, explaining the properties of solids, liquids, and gases, how they are measured, and what role they play in everyday life.
Presents instructions for twenty-nine experiments on the properties of gases, liquids, and solids, each accompanied by science fair project ideas, and includes a further reading list and a directory of science supply companies.
An introduction to states of matter that teaches children why all substances are either gases, liquids, or solids and how each substance can be transformed.
Explains the science of solids, liquids, and gases, discussing what they are, and looking at their various properties and characteristics. Includes a glossary.